Home / 24,871.20-34,321.14-13,540.41

Finding the Fourth Proportional to 24,871.20, 34,321.14 and 13,540.41

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Solution

The fourth proportional to 24,871.20, 34,321.14 and 13,540.41 is: 18,685.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,871.20 : 34,321.14 = 13,540.41 : x
  2. Step 2: Convert to fraction form
    24,871.20/34,321.14 = 13,540.41/x
  3. Step 3: Cross multiply
    24,871.20x = 34,321.14 × 13,540.41
  4. Step 4: Simplify right side
    24,871.20x = 464,722,307.27
  5. Step 5: Solve for x
    x = 464,722,307.27/24,871.20
  6. Step 6: Final answer
    x = 18,685.16

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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.