Home / 12,026.87-16,597.42-6,721.70

Finding the Fourth Proportional to 12,026.87, 16,597.42 and 6,721.70

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Solution

The fourth proportional to 12,026.87, 16,597.42 and 6,721.70 is: 9,276.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,026.87 : 16,597.42 = 6,721.70 : x
  2. Step 2: Convert to fraction form
    12,026.87/16,597.42 = 6,721.70/x
  3. Step 3: Cross multiply
    12,026.87x = 16,597.42 × 6,721.70
  4. Step 4: Simplify right side
    12,026.87x = 111,562,778.22
  5. Step 5: Solve for x
    x = 111,562,778.22/12,026.87
  6. Step 6: Final answer
    x = 9,276.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.