Home / 13,524.76-20,277.42-5,729.32

Finding the Fourth Proportional to 13,524.76, 20,277.42 and 5,729.32

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Solution

The fourth proportional to 13,524.76, 20,277.42 and 5,729.32 is: 8,589.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,524.76 : 20,277.42 = 5,729.32 : x
  2. Step 2: Convert to fraction form
    13,524.76/20,277.42 = 5,729.32/x
  3. Step 3: Cross multiply
    13,524.76x = 20,277.42 × 5,729.32
  4. Step 4: Simplify right side
    13,524.76x = 116,175,827.95
  5. Step 5: Solve for x
    x = 116,175,827.95/13,524.76
  6. Step 6: Final answer
    x = 8,589.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.