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Finding the Fourth Proportional to 16,617.27, 22,931.64 and 9,063.57

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Solution

The fourth proportional to 16,617.27, 22,931.64 and 9,063.57 is: 12,507.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,617.27 : 22,931.64 = 9,063.57 : x
  2. Step 2: Convert to fraction form
    16,617.27/22,931.64 = 9,063.57/x
  3. Step 3: Cross multiply
    16,617.27x = 22,931.64 × 9,063.57
  4. Step 4: Simplify right side
    16,617.27x = 207,842,524.35
  5. Step 5: Solve for x
    x = 207,842,524.35/16,617.27
  6. Step 6: Final answer
    x = 12,507.62

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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.