Home / 38,449.08-57,675.39-11,793.12

Finding the Fourth Proportional to 38,449.08, 57,675.39 and 11,793.12

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Solution

The fourth proportional to 38,449.08, 57,675.39 and 11,793.12 is: 17,690.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,449.08 : 57,675.39 = 11,793.12 : x
  2. Step 2: Convert to fraction form
    38,449.08/57,675.39 = 11,793.12/x
  3. Step 3: Cross multiply
    38,449.08x = 57,675.39 × 11,793.12
  4. Step 4: Simplify right side
    38,449.08x = 680,172,795.32
  5. Step 5: Solve for x
    x = 680,172,795.32/38,449.08
  6. Step 6: Final answer
    x = 17,690.22

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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.