Home / 40,747.26-61,122.06-18,549.18

Finding the Fourth Proportional to 40,747.26, 61,122.06 and 18,549.18

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Solution

The fourth proportional to 40,747.26, 61,122.06 and 18,549.18 is: 27,824.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,747.26 : 61,122.06 = 18,549.18 : x
  2. Step 2: Convert to fraction form
    40,747.26/61,122.06 = 18,549.18/x
  3. Step 3: Cross multiply
    40,747.26x = 61,122.06 × 18,549.18
  4. Step 4: Simplify right side
    40,747.26x = 1,133,764,092.91
  5. Step 5: Solve for x
    x = 1,133,764,092.91/40,747.26
  6. Step 6: Final answer
    x = 27,824.30

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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.