Home / 52,146.39-71,961.71-28,272.99

Finding the Fourth Proportional to 52,146.39, 71,961.71 and 28,272.99

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Solution

The fourth proportional to 52,146.39, 71,961.71 and 28,272.99 is: 39,016.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,146.39 : 71,961.71 = 28,272.99 : x
  2. Step 2: Convert to fraction form
    52,146.39/71,961.71 = 28,272.99/x
  3. Step 3: Cross multiply
    52,146.39x = 71,961.71 × 28,272.99
  4. Step 4: Simplify right side
    52,146.39x = 2,034,572,565.85
  5. Step 5: Solve for x
    x = 2,034,572,565.85/52,146.39
  6. Step 6: Final answer
    x = 39,016.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.