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Finding the Fourth Proportional to 47,655.54, 71,410.41 and 25,472.07

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Solution

The fourth proportional to 47,655.54, 71,410.41 and 25,472.07 is: 38,169.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,655.54 : 71,410.41 = 25,472.07 : x
  2. Step 2: Convert to fraction form
    47,655.54/71,410.41 = 25,472.07/x
  3. Step 3: Cross multiply
    47,655.54x = 71,410.41 × 25,472.07
  4. Step 4: Simplify right side
    47,655.54x = 1,818,970,962.25
  5. Step 5: Solve for x
    x = 1,818,970,962.25/47,655.54
  6. Step 6: Final answer
    x = 38,169.14

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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.