Home / 23,286.12-34,760.12-21,551.46

Finding the Fourth Proportional to 23,286.12, 34,760.12 and 21,551.46

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Solution

The fourth proportional to 23,286.12, 34,760.12 and 21,551.46 is: 32,170.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,286.12 : 34,760.12 = 21,551.46 : x
  2. Step 2: Convert to fraction form
    23,286.12/34,760.12 = 21,551.46/x
  3. Step 3: Cross multiply
    23,286.12x = 34,760.12 × 21,551.46
  4. Step 4: Simplify right side
    23,286.12x = 749,131,335.78
  5. Step 5: Solve for x
    x = 749,131,335.78/23,286.12
  6. Step 6: Final answer
    x = 32,170.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.