Home / 38,252.08-57,387.35-13,288.50

Finding the Fourth Proportional to 38,252.08, 57,387.35 and 13,288.50

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Solution

The fourth proportional to 38,252.08, 57,387.35 and 13,288.50 is: 19,935.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,252.08 : 57,387.35 = 13,288.50 : x
  2. Step 2: Convert to fraction form
    38,252.08/57,387.35 = 13,288.50/x
  3. Step 3: Cross multiply
    38,252.08x = 57,387.35 × 13,288.50
  4. Step 4: Simplify right side
    38,252.08x = 762,591,833.70
  5. Step 5: Solve for x
    x = 762,591,833.70/38,252.08
  6. Step 6: Final answer
    x = 19,935.96

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1.5x scale

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.