Home / 38,377.44-57,590.66-18,645.24

Finding the Fourth Proportional to 38,377.44, 57,590.66 and 18,645.24

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Solution

The fourth proportional to 38,377.44, 57,590.66 and 18,645.24 is: 27,979.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,377.44 : 57,590.66 = 18,645.24 : x
  2. Step 2: Convert to fraction form
    38,377.44/57,590.66 = 18,645.24/x
  3. Step 3: Cross multiply
    38,377.44x = 57,590.66 × 18,645.24
  4. Step 4: Simplify right side
    38,377.44x = 1,073,791,677.46
  5. Step 5: Solve for x
    x = 1,073,791,677.46/38,377.44
  6. Step 6: Final answer
    x = 27,979.76

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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.