Home / 31,712.64-47,564.40-22,196.04

Finding the Fourth Proportional to 31,712.64, 47,564.40 and 22,196.04

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Solution

The fourth proportional to 31,712.64, 47,564.40 and 22,196.04 is: 33,290.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,712.64 : 47,564.40 = 22,196.04 : x
  2. Step 2: Convert to fraction form
    31,712.64/47,564.40 = 22,196.04/x
  3. Step 3: Cross multiply
    31,712.64x = 47,564.40 × 22,196.04
  4. Step 4: Simplify right side
    31,712.64x = 1,055,741,324.98
  5. Step 5: Solve for x
    x = 1,055,741,324.98/31,712.64
  6. Step 6: Final answer
    x = 33,290.87

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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.