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Finding the Fourth Proportional to 55,246.58, 82,854.72 and 15,255.98

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Solution

The fourth proportional to 55,246.58, 82,854.72 and 15,255.98 is: 22,879.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,246.58 : 82,854.72 = 15,255.98 : x
  2. Step 2: Convert to fraction form
    55,246.58/82,854.72 = 15,255.98/x
  3. Step 3: Cross multiply
    55,246.58x = 82,854.72 × 15,255.98
  4. Step 4: Simplify right side
    55,246.58x = 1,264,029,536.95
  5. Step 5: Solve for x
    x = 1,264,029,536.95/55,246.58
  6. Step 6: Final answer
    x = 22,879.78

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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.