Home / 13,691.84-20,546.98-6,197.43

Finding the Fourth Proportional to 13,691.84, 20,546.98 and 6,197.43

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Solution

The fourth proportional to 13,691.84, 20,546.98 and 6,197.43 is: 9,300.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,691.84 : 20,546.98 = 6,197.43 : x
  2. Step 2: Convert to fraction form
    13,691.84/20,546.98 = 6,197.43/x
  3. Step 3: Cross multiply
    13,691.84x = 20,546.98 × 6,197.43
  4. Step 4: Simplify right side
    13,691.84x = 127,338,468.30
  5. Step 5: Solve for x
    x = 127,338,468.30/13,691.84
  6. Step 6: Final answer
    x = 9,300.32

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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.