Home / 12,132.17-16,633.20-11,910.73

Finding the Fourth Proportional to 12,132.17, 16,633.20 and 11,910.73

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Solution

The fourth proportional to 12,132.17, 16,633.20 and 11,910.73 is: 16,329.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,132.17 : 16,633.20 = 11,910.73 : x
  2. Step 2: Convert to fraction form
    12,132.17/16,633.20 = 11,910.73/x
  3. Step 3: Cross multiply
    12,132.17x = 16,633.20 × 11,910.73
  4. Step 4: Simplify right side
    12,132.17x = 198,113,554.24
  5. Step 5: Solve for x
    x = 198,113,554.24/12,132.17
  6. Step 6: Final answer
    x = 16,329.61

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Find fourth proportional to 6,066.09, 8,316.60 and 5,955.37
Half scale
Find fourth proportional to 24,264.34, 33,266.40 and 23,821.46
Double scale
Find fourth proportional to 12,133.17, 16,634.57 and 11,911.73
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.