Home / 38,591.43-57,886.52-12,295.82

Finding the Fourth Proportional to 38,591.43, 57,886.52 and 12,295.82

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Solution

The fourth proportional to 38,591.43, 57,886.52 and 12,295.82 is: 18,443.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,591.43 : 57,886.52 = 12,295.82 : x
  2. Step 2: Convert to fraction form
    38,591.43/57,886.52 = 12,295.82/x
  3. Step 3: Cross multiply
    38,591.43x = 57,886.52 × 12,295.82
  4. Step 4: Simplify right side
    38,591.43x = 711,761,879.43
  5. Step 5: Solve for x
    x = 711,761,879.43/38,591.43
  6. Step 6: Final answer
    x = 18,443.52

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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.