Home / 47,615.18-71,379.03-25,443.86

Finding the Fourth Proportional to 47,615.18, 71,379.03 and 25,443.86

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Solution

The fourth proportional to 47,615.18, 71,379.03 and 25,443.86 is: 38,142.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,615.18 : 71,379.03 = 25,443.86 : x
  2. Step 2: Convert to fraction form
    47,615.18/71,379.03 = 25,443.86/x
  3. Step 3: Cross multiply
    47,615.18x = 71,379.03 × 25,443.86
  4. Step 4: Simplify right side
    47,615.18x = 1,816,158,046.26
  5. Step 5: Solve for x
    x = 1,816,158,046.26/47,615.18
  6. Step 6: Final answer
    x = 38,142.42

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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.