Home / 51,414.41-77,139.11-27,724.25

Finding the Fourth Proportional to 51,414.41, 77,139.11 and 27,724.25

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Solution

The fourth proportional to 51,414.41, 77,139.11 and 27,724.25 is: 41,595.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,414.41 : 77,139.11 = 27,724.25 : x
  2. Step 2: Convert to fraction form
    51,414.41/77,139.11 = 27,724.25/x
  3. Step 3: Cross multiply
    51,414.41x = 77,139.11 × 27,724.25
  4. Step 4: Simplify right side
    51,414.41x = 2,138,624,232.58
  5. Step 5: Solve for x
    x = 2,138,624,232.58/51,414.41
  6. Step 6: Final answer
    x = 41,595.81

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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.