Home / 25,708.32-38,566.80-8,183.52

Finding the Fourth Proportional to 25,708.32, 38,566.80 and 8,183.52

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Solution

The fourth proportional to 25,708.32, 38,566.80 and 8,183.52 is: 12,276.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,708.32 : 38,566.80 = 8,183.52 : x
  2. Step 2: Convert to fraction form
    25,708.32/38,566.80 = 8,183.52/x
  3. Step 3: Cross multiply
    25,708.32x = 38,566.80 × 8,183.52
  4. Step 4: Simplify right side
    25,708.32x = 315,612,179.14
  5. Step 5: Solve for x
    x = 315,612,179.14/25,708.32
  6. Step 6: Final answer
    x = 12,276.66

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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.