Home / 47,625.49-71,432.76-12,567.88

Finding the Fourth Proportional to 47,625.49, 71,432.76 and 12,567.88

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Solution

The fourth proportional to 47,625.49, 71,432.76 and 12,567.88 is: 18,850.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,625.49 : 71,432.76 = 12,567.88 : x
  2. Step 2: Convert to fraction form
    47,625.49/71,432.76 = 12,567.88/x
  3. Step 3: Cross multiply
    47,625.49x = 71,432.76 × 12,567.88
  4. Step 4: Simplify right side
    47,625.49x = 897,758,177.17
  5. Step 5: Solve for x
    x = 897,758,177.17/47,625.49
  6. Step 6: Final answer
    x = 18,850.37

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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.