Home / 41,503.68-61,954.38-38,420.28

Finding the Fourth Proportional to 41,503.68, 61,954.38 and 38,420.28

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Solution

The fourth proportional to 41,503.68, 61,954.38 and 38,420.28 is: 57,351.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,503.68 : 61,954.38 = 38,420.28 : x
  2. Step 2: Convert to fraction form
    41,503.68/61,954.38 = 38,420.28/x
  3. Step 3: Cross multiply
    41,503.68x = 61,954.38 × 38,420.28
  4. Step 4: Simplify right side
    41,503.68x = 2,380,304,626.83
  5. Step 5: Solve for x
    x = 2,380,304,626.83/41,503.68
  6. Step 6: Final answer
    x = 57,351.65

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.