Home / 41,397.82-62,095.29-13,319.78

Finding the Fourth Proportional to 41,397.82, 62,095.29 and 13,319.78

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Solution

The fourth proportional to 41,397.82, 62,095.29 and 13,319.78 is: 19,979.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,397.82 : 62,095.29 = 13,319.78 : x
  2. Step 2: Convert to fraction form
    41,397.82/62,095.29 = 13,319.78/x
  3. Step 3: Cross multiply
    41,397.82x = 62,095.29 × 13,319.78
  4. Step 4: Simplify right side
    41,397.82x = 827,095,601.84
  5. Step 5: Solve for x
    x = 827,095,601.84/41,397.82
  6. Step 6: Final answer
    x = 19,979.21

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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.