Home / 12,043.02-18,154.59-11,240.22

Finding the Fourth Proportional to 12,043.02, 18,154.59 and 11,240.22

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Solution

The fourth proportional to 12,043.02, 18,154.59 and 11,240.22 is: 16,944.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,043.02 : 18,154.59 = 11,240.22 : x
  2. Step 2: Convert to fraction form
    12,043.02/18,154.59 = 11,240.22/x
  3. Step 3: Cross multiply
    12,043.02x = 18,154.59 × 11,240.22
  4. Step 4: Simplify right side
    12,043.02x = 204,061,585.61
  5. Step 5: Solve for x
    x = 204,061,585.61/12,043.02
  6. Step 6: Final answer
    x = 16,944.39

Related Problems

Find fourth proportional to 6,021.51, 9,077.30 and 5,620.11
Half scale
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Double scale
Find fourth proportional to 12,044.02, 18,156.10 and 11,241.22
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.