Home / 55,407.11-83,117.82-25,414.10

Finding the Fourth Proportional to 55,407.11, 83,117.82 and 25,414.10

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Solution

The fourth proportional to 55,407.11, 83,117.82 and 25,414.10 is: 38,124.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,407.11 : 83,117.82 = 25,414.10 : x
  2. Step 2: Convert to fraction form
    55,407.11/83,117.82 = 25,414.10/x
  3. Step 3: Cross multiply
    55,407.11x = 83,117.82 × 25,414.10
  4. Step 4: Simplify right side
    55,407.11x = 2,112,364,976.73
  5. Step 5: Solve for x
    x = 2,112,364,976.73/55,407.11
  6. Step 6: Final answer
    x = 38,124.44

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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.