Home / 38,458.21-57,707.84-15,084.85

Finding the Fourth Proportional to 38,458.21, 57,707.84 and 15,084.85

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Solution

The fourth proportional to 38,458.21, 57,707.84 and 15,084.85 is: 22,635.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,458.21 : 57,707.84 = 15,084.85 : x
  2. Step 2: Convert to fraction form
    38,458.21/57,707.84 = 15,084.85/x
  3. Step 3: Cross multiply
    38,458.21x = 57,707.84 × 15,084.85
  4. Step 4: Simplify right side
    38,458.21x = 870,514,110.22
  5. Step 5: Solve for x
    x = 870,514,110.22/38,458.21
  6. Step 6: Final answer
    x = 22,635.33

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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.