Home / 41,984.40-62,987.52-18,605.28

Finding the Fourth Proportional to 41,984.40, 62,987.52 and 18,605.28

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Solution

The fourth proportional to 41,984.40, 62,987.52 and 18,605.28 is: 27,912.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,984.40 : 62,987.52 = 18,605.28 : x
  2. Step 2: Convert to fraction form
    41,984.40/62,987.52 = 18,605.28/x
  3. Step 3: Cross multiply
    41,984.40x = 62,987.52 × 18,605.28
  4. Step 4: Simplify right side
    41,984.40x = 1,171,900,446.11
  5. Step 5: Solve for x
    x = 1,171,900,446.11/41,984.40
  6. Step 6: Final answer
    x = 27,912.76

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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.