Home / 47,855.04-71,760.24-25,663.20

Finding the Fourth Proportional to 47,855.04, 71,760.24 and 25,663.20

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Solution

The fourth proportional to 47,855.04, 71,760.24 and 25,663.20 is: 38,482.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,855.04 : 71,760.24 = 25,663.20 : x
  2. Step 2: Convert to fraction form
    47,855.04/71,760.24 = 25,663.20/x
  3. Step 3: Cross multiply
    47,855.04x = 71,760.24 × 25,663.20
  4. Step 4: Simplify right side
    47,855.04x = 1,841,597,391.17
  5. Step 5: Solve for x
    x = 1,841,597,391.17/47,855.04
  6. Step 6: Final answer
    x = 38,482.83

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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.