Home / 42,593.04-63,824.76-30,138.48

Finding the Fourth Proportional to 42,593.04, 63,824.76 and 30,138.48

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Solution

The fourth proportional to 42,593.04, 63,824.76 and 30,138.48 is: 45,161.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,593.04 : 63,824.76 = 30,138.48 : x
  2. Step 2: Convert to fraction form
    42,593.04/63,824.76 = 30,138.48/x
  3. Step 3: Cross multiply
    42,593.04x = 63,824.76 × 30,138.48
  4. Step 4: Simplify right side
    42,593.04x = 1,923,581,252.76
  5. Step 5: Solve for x
    x = 1,923,581,252.76/42,593.04
  6. Step 6: Final answer
    x = 45,161.87

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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.