Home / 23,249.40-32,084.30-13,689.70

Finding the Fourth Proportional to 23,249.40, 32,084.30 and 13,689.70

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Solution

The fourth proportional to 23,249.40, 32,084.30 and 13,689.70 is: 18,891.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,249.40 : 32,084.30 = 13,689.70 : x
  2. Step 2: Convert to fraction form
    23,249.40/32,084.30 = 13,689.70/x
  3. Step 3: Cross multiply
    23,249.40x = 32,084.30 × 13,689.70
  4. Step 4: Simplify right side
    23,249.40x = 439,224,537.70
  5. Step 5: Solve for x
    x = 439,224,537.70/23,249.40
  6. Step 6: Final answer
    x = 18,891.87

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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.