Home / 38,149.38-57,190.34-14,440.46

Finding the Fourth Proportional to 38,149.38, 57,190.34 and 14,440.46

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Solution

The fourth proportional to 38,149.38, 57,190.34 and 14,440.46 is: 21,647.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,149.38 : 57,190.34 = 14,440.46 : x
  2. Step 2: Convert to fraction form
    38,149.38/57,190.34 = 14,440.46/x
  3. Step 3: Cross multiply
    38,149.38x = 57,190.34 × 14,440.46
  4. Step 4: Simplify right side
    38,149.38x = 825,854,567.31
  5. Step 5: Solve for x
    x = 825,854,567.31/38,149.38
  6. Step 6: Final answer
    x = 21,647.92

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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.