Home / 31,356.92-47,100.42-25,359.74

Finding the Fourth Proportional to 31,356.92, 47,100.42 and 25,359.74

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Solution

The fourth proportional to 31,356.92, 47,100.42 and 25,359.74 is: 38,092.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,356.92 : 47,100.42 = 25,359.74 : x
  2. Step 2: Convert to fraction form
    31,356.92/47,100.42 = 25,359.74/x
  3. Step 3: Cross multiply
    31,356.92x = 47,100.42 × 25,359.74
  4. Step 4: Simplify right side
    31,356.92x = 1,194,454,405.09
  5. Step 5: Solve for x
    x = 1,194,454,405.09/31,356.92
  6. Step 6: Final answer
    x = 38,092.21

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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.