Home / 18,116.43-24,989.17-13,088.04

Finding the Fourth Proportional to 18,116.43, 24,989.17 and 13,088.04

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Solution

The fourth proportional to 18,116.43, 24,989.17 and 13,088.04 is: 18,053.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,116.43 : 24,989.17 = 13,088.04 : x
  2. Step 2: Convert to fraction form
    18,116.43/24,989.17 = 13,088.04/x
  3. Step 3: Cross multiply
    18,116.43x = 24,989.17 × 13,088.04
  4. Step 4: Simplify right side
    18,116.43x = 327,059,256.53
  5. Step 5: Solve for x
    x = 327,059,256.53/18,116.43
  6. Step 6: Final answer
    x = 18,053.18

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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.