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Finding the Fourth Proportional to 16,613.56, 22,928.07 and 9,542.26

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Solution

The fourth proportional to 16,613.56, 22,928.07 and 9,542.26 is: 13,169.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,613.56 : 22,928.07 = 9,542.26 : x
  2. Step 2: Convert to fraction form
    16,613.56/22,928.07 = 9,542.26/x
  3. Step 3: Cross multiply
    16,613.56x = 22,928.07 × 9,542.26
  4. Step 4: Simplify right side
    16,613.56x = 218,785,605.24
  5. Step 5: Solve for x
    x = 218,785,605.24/16,613.56
  6. Step 6: Final answer
    x = 13,169.10

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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.