Home / 41,278.86-61,929.23-25,286.63

Finding the Fourth Proportional to 41,278.86, 61,929.23 and 25,286.63

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Solution

The fourth proportional to 41,278.86, 61,929.23 and 25,286.63 is: 37,936.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,278.86 : 61,929.23 = 25,286.63 : x
  2. Step 2: Convert to fraction form
    41,278.86/61,929.23 = 25,286.63/x
  3. Step 3: Cross multiply
    41,278.86x = 61,929.23 × 25,286.63
  4. Step 4: Simplify right side
    41,278.86x = 1,565,981,089.12
  5. Step 5: Solve for x
    x = 1,565,981,089.12/41,278.86
  6. Step 6: Final answer
    x = 37,936.64

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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.