Home / 48,006.27-72,046.16-21,729.47

Finding the Fourth Proportional to 48,006.27, 72,046.16 and 21,729.47

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Solution

The fourth proportional to 48,006.27, 72,046.16 and 21,729.47 is: 32,610.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,006.27 : 72,046.16 = 21,729.47 : x
  2. Step 2: Convert to fraction form
    48,006.27/72,046.16 = 21,729.47/x
  3. Step 3: Cross multiply
    48,006.27x = 72,046.16 × 21,729.47
  4. Step 4: Simplify right side
    48,006.27x = 1,565,524,484.94
  5. Step 5: Solve for x
    x = 1,565,524,484.94/48,006.27
  6. Step 6: Final answer
    x = 32,610.83

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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.