Home / 31,247.46-43,141.62-27,884.49

Finding the Fourth Proportional to 31,247.46, 43,141.62 and 27,884.49

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Solution

The fourth proportional to 31,247.46, 43,141.62 and 27,884.49 is: 38,498.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,247.46 : 43,141.62 = 27,884.49 : x
  2. Step 2: Convert to fraction form
    31,247.46/43,141.62 = 27,884.49/x
  3. Step 3: Cross multiply
    31,247.46x = 43,141.62 × 27,884.49
  4. Step 4: Simplify right side
    31,247.46x = 1,202,982,071.47
  5. Step 5: Solve for x
    x = 1,202,982,071.47/31,247.46
  6. Step 6: Final answer
    x = 38,498.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.