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Finding the Fourth Proportional to 41,987.59, 62,996.73 and 19,508.65

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Solution

The fourth proportional to 41,987.59, 62,996.73 and 19,508.65 is: 29,270.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,987.59 : 62,996.73 = 19,508.65 : x
  2. Step 2: Convert to fraction form
    41,987.59/62,996.73 = 19,508.65/x
  3. Step 3: Cross multiply
    41,987.59x = 62,996.73 × 19,508.65
  4. Step 4: Simplify right side
    41,987.59x = 1,228,981,156.71
  5. Step 5: Solve for x
    x = 1,228,981,156.71/41,987.59
  6. Step 6: Final answer
    x = 29,270.10

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1.5x scale

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.