Home / 31,727.97-47,591.82-18,663.48

Finding the Fourth Proportional to 31,727.97, 47,591.82 and 18,663.48

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Solution

The fourth proportional to 31,727.97, 47,591.82 and 18,663.48 is: 27,995.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,727.97 : 47,591.82 = 18,663.48 : x
  2. Step 2: Convert to fraction form
    31,727.97/47,591.82 = 18,663.48/x
  3. Step 3: Cross multiply
    31,727.97x = 47,591.82 × 18,663.48
  4. Step 4: Simplify right side
    31,727.97x = 888,228,980.73
  5. Step 5: Solve for x
    x = 888,228,980.73/31,727.97
  6. Step 6: Final answer
    x = 27,995.14

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1.5x scale

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.