Home / 31,648.97-47,470.03-10,586.62

Finding the Fourth Proportional to 31,648.97, 47,470.03 and 10,586.62

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Solution

The fourth proportional to 31,648.97, 47,470.03 and 10,586.62 is: 15,878.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,648.97 : 47,470.03 = 10,586.62 : x
  2. Step 2: Convert to fraction form
    31,648.97/47,470.03 = 10,586.62/x
  3. Step 3: Cross multiply
    31,648.97x = 47,470.03 × 10,586.62
  4. Step 4: Simplify right side
    31,648.97x = 502,547,072.20
  5. Step 5: Solve for x
    x = 502,547,072.20/31,648.97
  6. Step 6: Final answer
    x = 15,878.78

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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.