Home / 48,614.30-72,864.13-21,929.06

Finding the Fourth Proportional to 48,614.30, 72,864.13 and 21,929.06

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Solution

The fourth proportional to 48,614.30, 72,864.13 and 21,929.06 is: 32,867.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,614.30 : 72,864.13 = 21,929.06 : x
  2. Step 2: Convert to fraction form
    48,614.30/72,864.13 = 21,929.06/x
  3. Step 3: Cross multiply
    48,614.30x = 72,864.13 × 21,929.06
  4. Step 4: Simplify right side
    48,614.30x = 1,597,841,404.65
  5. Step 5: Solve for x
    x = 1,597,841,404.65/48,614.30
  6. Step 6: Final answer
    x = 32,867.72

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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.