Home / 31,354.54-43,253.85-22,843.42

Finding the Fourth Proportional to 31,354.54, 43,253.85 and 22,843.42

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Solution

The fourth proportional to 31,354.54, 43,253.85 and 22,843.42 is: 31,512.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,354.54 : 43,253.85 = 22,843.42 : x
  2. Step 2: Convert to fraction form
    31,354.54/43,253.85 = 22,843.42/x
  3. Step 3: Cross multiply
    31,354.54x = 43,253.85 × 22,843.42
  4. Step 4: Simplify right side
    31,354.54x = 988,065,862.17
  5. Step 5: Solve for x
    x = 988,065,862.17/31,354.54
  6. Step 6: Final answer
    x = 31,512.69

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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.