Home / 57,358.12-86,037.04-15,242.44

Finding the Fourth Proportional to 57,358.12, 86,037.04 and 15,242.44

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Solution

The fourth proportional to 57,358.12, 86,037.04 and 15,242.44 is: 22,863.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,358.12 : 86,037.04 = 15,242.44 : x
  2. Step 2: Convert to fraction form
    57,358.12/86,037.04 = 15,242.44/x
  3. Step 3: Cross multiply
    57,358.12x = 86,037.04 × 15,242.44
  4. Step 4: Simplify right side
    57,358.12x = 1,311,414,419.98
  5. Step 5: Solve for x
    x = 1,311,414,419.98/57,358.12
  6. Step 6: Final answer
    x = 22,863.62

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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.