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Finding the Fourth Proportional to 16,207.59, 22,366.48 and 8,755.59

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Solution

The fourth proportional to 16,207.59, 22,366.48 and 8,755.59 is: 12,082.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,207.59 : 22,366.48 = 8,755.59 : x
  2. Step 2: Convert to fraction form
    16,207.59/22,366.48 = 8,755.59/x
  3. Step 3: Cross multiply
    16,207.59x = 22,366.48 × 8,755.59
  4. Step 4: Simplify right side
    16,207.59x = 195,831,807.03
  5. Step 5: Solve for x
    x = 195,831,807.03/16,207.59
  6. Step 6: Final answer
    x = 12,082.72

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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.