Home / 24,147.50-33,321.31-13,534.88

Finding the Fourth Proportional to 24,147.50, 33,321.31 and 13,534.88

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Solution

The fourth proportional to 24,147.50, 33,321.31 and 13,534.88 is: 18,676.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,147.50 : 33,321.31 = 13,534.88 : x
  2. Step 2: Convert to fraction form
    24,147.50/33,321.31 = 13,534.88/x
  3. Step 3: Cross multiply
    24,147.50x = 33,321.31 × 13,534.88
  4. Step 4: Simplify right side
    24,147.50x = 450,999,731.85
  5. Step 5: Solve for x
    x = 450,999,731.85/24,147.50
  6. Step 6: Final answer
    x = 18,676.87

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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.