Home / 25,470.66-38,201.80-6,751.86

Finding the Fourth Proportional to 25,470.66, 38,201.80 and 6,751.86

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Solution

The fourth proportional to 25,470.66, 38,201.80 and 6,751.86 is: 10,126.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,470.66 : 38,201.80 = 6,751.86 : x
  2. Step 2: Convert to fraction form
    25,470.66/38,201.80 = 6,751.86/x
  3. Step 3: Cross multiply
    25,470.66x = 38,201.80 × 6,751.86
  4. Step 4: Simplify right side
    25,470.66x = 257,933,205.35
  5. Step 5: Solve for x
    x = 257,933,205.35/25,470.66
  6. Step 6: Final answer
    x = 10,126.68

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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.