Home / 52,761.85-79,146.86-15,322.52

Finding the Fourth Proportional to 52,761.85, 79,146.86 and 15,322.52

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Solution

The fourth proportional to 52,761.85, 79,146.86 and 15,322.52 is: 22,984.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,761.85 : 79,146.86 = 15,322.52 : x
  2. Step 2: Convert to fraction form
    52,761.85/79,146.86 = 15,322.52/x
  3. Step 3: Cross multiply
    52,761.85x = 79,146.86 × 15,322.52
  4. Step 4: Simplify right side
    52,761.85x = 1,212,729,345.29
  5. Step 5: Solve for x
    x = 1,212,729,345.29/52,761.85
  6. Step 6: Final answer
    x = 22,984.97

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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.