Home / 47,839.24-71,656.34-38,912.19

Finding the Fourth Proportional to 47,839.24, 71,656.34 and 38,912.19

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Solution

The fourth proportional to 47,839.24, 71,656.34 and 38,912.19 is: 58,284.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,839.24 : 71,656.34 = 38,912.19 : x
  2. Step 2: Convert to fraction form
    47,839.24/71,656.34 = 38,912.19/x
  3. Step 3: Cross multiply
    47,839.24x = 71,656.34 × 38,912.19
  4. Step 4: Simplify right side
    47,839.24x = 2,788,304,922.22
  5. Step 5: Solve for x
    x = 2,788,304,922.22/47,839.24
  6. Step 6: Final answer
    x = 58,284.89

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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.