Home / 61,645.20-92,468.40-19,524.48

Finding the Fourth Proportional to 61,645.20, 92,468.40 and 19,524.48

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Solution

The fourth proportional to 61,645.20, 92,468.40 and 19,524.48 is: 29,286.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,645.20 : 92,468.40 = 19,524.48 : x
  2. Step 2: Convert to fraction form
    61,645.20/92,468.40 = 19,524.48/x
  3. Step 3: Cross multiply
    61,645.20x = 92,468.40 × 19,524.48
  4. Step 4: Simplify right side
    61,645.20x = 1,805,397,426.43
  5. Step 5: Solve for x
    x = 1,805,397,426.43/61,645.20
  6. Step 6: Final answer
    x = 29,286.91

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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.