Home / 41,615.31-62,429.18-15,318.05

Finding the Fourth Proportional to 41,615.31, 62,429.18 and 15,318.05

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Solution

The fourth proportional to 41,615.31, 62,429.18 and 15,318.05 is: 22,979.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,615.31 : 62,429.18 = 15,318.05 : x
  2. Step 2: Convert to fraction form
    41,615.31/62,429.18 = 15,318.05/x
  3. Step 3: Cross multiply
    41,615.31x = 62,429.18 × 15,318.05
  4. Step 4: Simplify right side
    41,615.31x = 956,293,456.77
  5. Step 5: Solve for x
    x = 956,293,456.77/41,615.31
  6. Step 6: Final answer
    x = 22,979.37

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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.