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Finding the Fourth Proportional to 16,593.64, 22,899.72 and 9,521.44

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Solution

The fourth proportional to 16,593.64, 22,899.72 and 9,521.44 is: 13,139.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,593.64 : 22,899.72 = 9,521.44 : x
  2. Step 2: Convert to fraction form
    16,593.64/22,899.72 = 9,521.44/x
  3. Step 3: Cross multiply
    16,593.64x = 22,899.72 × 9,521.44
  4. Step 4: Simplify right side
    16,593.64x = 218,038,310.00
  5. Step 5: Solve for x
    x = 218,038,310.00/16,593.64
  6. Step 6: Final answer
    x = 13,139.87

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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.