Home / 41,389.71-62,083.36-13,309.53

Finding the Fourth Proportional to 41,389.71, 62,083.36 and 13,309.53

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Solution

The fourth proportional to 41,389.71, 62,083.36 and 13,309.53 is: 19,963.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,389.71 : 62,083.36 = 13,309.53 : x
  2. Step 2: Convert to fraction form
    41,389.71/62,083.36 = 13,309.53/x
  3. Step 3: Cross multiply
    41,389.71x = 62,083.36 × 13,309.53
  4. Step 4: Simplify right side
    41,389.71x = 826,300,342.42
  5. Step 5: Solve for x
    x = 826,300,342.42/41,389.71
  6. Step 6: Final answer
    x = 19,963.91

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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.