Home / 38,785.91-58,182.20-10,705.95

Finding the Fourth Proportional to 38,785.91, 58,182.20 and 10,705.95

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Solution

The fourth proportional to 38,785.91, 58,182.20 and 10,705.95 is: 16,059.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,785.91 : 58,182.20 = 10,705.95 : x
  2. Step 2: Convert to fraction form
    38,785.91/58,182.20 = 10,705.95/x
  3. Step 3: Cross multiply
    38,785.91x = 58,182.20 × 10,705.95
  4. Step 4: Simplify right side
    38,785.91x = 622,895,670.56
  5. Step 5: Solve for x
    x = 622,895,670.56/38,785.91
  6. Step 6: Final answer
    x = 16,059.85

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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.