Home / 13,729.32-20,597.44-6,338.96

Finding the Fourth Proportional to 13,729.32, 20,597.44 and 6,338.96

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Solution

The fourth proportional to 13,729.32, 20,597.44 and 6,338.96 is: 9,510.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,729.32 : 20,597.44 = 6,338.96 : x
  2. Step 2: Convert to fraction form
    13,729.32/20,597.44 = 6,338.96/x
  3. Step 3: Cross multiply
    13,729.32x = 20,597.44 × 6,338.96
  4. Step 4: Simplify right side
    13,729.32x = 130,566,348.26
  5. Step 5: Solve for x
    x = 130,566,348.26/13,729.32
  6. Step 6: Final answer
    x = 9,510.04

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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.