Home / 25,162.38-37,752.48-14,078.61

Finding the Fourth Proportional to 25,162.38, 37,752.48 and 14,078.61

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Solution

The fourth proportional to 25,162.38, 37,752.48 and 14,078.61 is: 21,122.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,162.38 : 37,752.48 = 14,078.61 : x
  2. Step 2: Convert to fraction form
    25,162.38/37,752.48 = 14,078.61/x
  3. Step 3: Cross multiply
    25,162.38x = 37,752.48 × 14,078.61
  4. Step 4: Simplify right side
    25,162.38x = 531,502,442.45
  5. Step 5: Solve for x
    x = 531,502,442.45/25,162.38
  6. Step 6: Final answer
    x = 21,122.90

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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.