Home / 57,427.11-86,133.83-15,310.35

Finding the Fourth Proportional to 57,427.11, 86,133.83 and 15,310.35

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Solution

The fourth proportional to 57,427.11, 86,133.83 and 15,310.35 is: 22,963.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,427.11 : 86,133.83 = 15,310.35 : x
  2. Step 2: Convert to fraction form
    57,427.11/86,133.83 = 15,310.35/x
  3. Step 3: Cross multiply
    57,427.11x = 86,133.83 × 15,310.35
  4. Step 4: Simplify right side
    57,427.11x = 1,318,739,007.59
  5. Step 5: Solve for x
    x = 1,318,739,007.59/57,427.11
  6. Step 6: Final answer
    x = 22,963.70

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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.