Home / 41,400.93-62,082.36-13,315.80

Finding the Fourth Proportional to 41,400.93, 62,082.36 and 13,315.80

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Solution

The fourth proportional to 41,400.93, 62,082.36 and 13,315.80 is: 19,967.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,400.93 : 62,082.36 = 13,315.80 : x
  2. Step 2: Convert to fraction form
    41,400.93/62,082.36 = 13,315.80/x
  3. Step 3: Cross multiply
    41,400.93x = 62,082.36 × 13,315.80
  4. Step 4: Simplify right side
    41,400.93x = 826,676,289.29
  5. Step 5: Solve for x
    x = 826,676,289.29/41,400.93
  6. Step 6: Final answer
    x = 19,967.58

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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.