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Finding the Fourth Proportional to 47,666.56, 71,500.56 and 22,709.20

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Solution

The fourth proportional to 47,666.56, 71,500.56 and 22,709.20 is: 34,064.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,666.56 : 71,500.56 = 22,709.20 : x
  2. Step 2: Convert to fraction form
    47,666.56/71,500.56 = 22,709.20/x
  3. Step 3: Cross multiply
    47,666.56x = 71,500.56 × 22,709.20
  4. Step 4: Simplify right side
    47,666.56x = 1,623,720,517.15
  5. Step 5: Solve for x
    x = 1,623,720,517.15/47,666.56
  6. Step 6: Final answer
    x = 34,064.14

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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.