Home / 38,332.30-57,500.89-12,038.08

Finding the Fourth Proportional to 38,332.30, 57,500.89 and 12,038.08

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Solution

The fourth proportional to 38,332.30, 57,500.89 and 12,038.08 is: 18,057.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,332.30 : 57,500.89 = 12,038.08 : x
  2. Step 2: Convert to fraction form
    38,332.30/57,500.89 = 12,038.08/x
  3. Step 3: Cross multiply
    38,332.30x = 57,500.89 × 12,038.08
  4. Step 4: Simplify right side
    38,332.30x = 692,200,253.70
  5. Step 5: Solve for x
    x = 692,200,253.70/38,332.30
  6. Step 6: Final answer
    x = 18,057.88

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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.