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Finding the Fourth Proportional to 29,593.71, 44,390.12 and 8,817.21

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Solution

The fourth proportional to 29,593.71, 44,390.12 and 8,817.21 is: 13,225.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,593.71 : 44,390.12 = 8,817.21 : x
  2. Step 2: Convert to fraction form
    29,593.71/44,390.12 = 8,817.21/x
  3. Step 3: Cross multiply
    29,593.71x = 44,390.12 × 8,817.21
  4. Step 4: Simplify right side
    29,593.71x = 391,396,965.88
  5. Step 5: Solve for x
    x = 391,396,965.88/29,593.71
  6. Step 6: Final answer
    x = 13,225.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.