Home / 23,414.20-32,312.22-13,988.20

Finding the Fourth Proportional to 23,414.20, 32,312.22 and 13,988.20

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Solution

The fourth proportional to 23,414.20, 32,312.22 and 13,988.20 is: 19,304.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,414.20 : 32,312.22 = 13,988.20 : x
  2. Step 2: Convert to fraction form
    23,414.20/32,312.22 = 13,988.20/x
  3. Step 3: Cross multiply
    23,414.20x = 32,312.22 × 13,988.20
  4. Step 4: Simplify right side
    23,414.20x = 451,989,795.80
  5. Step 5: Solve for x
    x = 451,989,795.80/23,414.20
  6. Step 6: Final answer
    x = 19,304.09

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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.