Home / 38,379.52-57,577.92-10,679.68

Finding the Fourth Proportional to 38,379.52, 57,577.92 and 10,679.68

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Solution

The fourth proportional to 38,379.52, 57,577.92 and 10,679.68 is: 16,021.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,379.52 : 57,577.92 = 10,679.68 : x
  2. Step 2: Convert to fraction form
    38,379.52/57,577.92 = 10,679.68/x
  3. Step 3: Cross multiply
    38,379.52x = 57,577.92 × 10,679.68
  4. Step 4: Simplify right side
    38,379.52x = 614,913,760.67
  5. Step 5: Solve for x
    x = 614,913,760.67/38,379.52
  6. Step 6: Final answer
    x = 16,021.92

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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.