Home / 41,862.78-62,770.50-13,775.24

Finding the Fourth Proportional to 41,862.78, 62,770.50 and 13,775.24

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Solution

The fourth proportional to 41,862.78, 62,770.50 and 13,775.24 is: 20,655.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,862.78 : 62,770.50 = 13,775.24 : x
  2. Step 2: Convert to fraction form
    41,862.78/62,770.50 = 13,775.24/x
  3. Step 3: Cross multiply
    41,862.78x = 62,770.50 × 13,775.24
  4. Step 4: Simplify right side
    41,862.78x = 864,678,859.35
  5. Step 5: Solve for x
    x = 864,678,859.35/41,862.78
  6. Step 6: Final answer
    x = 20,655.07

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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.