Home / 31,324.32-43,228.38-17,711.27

Finding the Fourth Proportional to 31,324.32, 43,228.38 and 17,711.27

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Solution

The fourth proportional to 31,324.32, 43,228.38 and 17,711.27 is: 24,442.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,324.32 : 43,228.38 = 17,711.27 : x
  2. Step 2: Convert to fraction form
    31,324.32/43,228.38 = 17,711.27/x
  3. Step 3: Cross multiply
    31,324.32x = 43,228.38 × 17,711.27
  4. Step 4: Simplify right side
    31,324.32x = 765,629,522.22
  5. Step 5: Solve for x
    x = 765,629,522.22/31,324.32
  6. Step 6: Final answer
    x = 24,442.02

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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.