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Finding the Fourth Proportional to 16,489.32, 22,754.98 and 9,037.16

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Solution

The fourth proportional to 16,489.32, 22,754.98 and 9,037.16 is: 12,471.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,489.32 : 22,754.98 = 9,037.16 : x
  2. Step 2: Convert to fraction form
    16,489.32/22,754.98 = 9,037.16/x
  3. Step 3: Cross multiply
    16,489.32x = 22,754.98 × 9,037.16
  4. Step 4: Simplify right side
    16,489.32x = 205,640,395.06
  5. Step 5: Solve for x
    x = 205,640,395.06/16,489.32
  6. Step 6: Final answer
    x = 12,471.13

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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.