Home / 13,891.28-20,834.68-6,098.64

Finding the Fourth Proportional to 13,891.28, 20,834.68 and 6,098.64

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Solution

The fourth proportional to 13,891.28, 20,834.68 and 6,098.64 is: 9,146.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,891.28 : 20,834.68 = 6,098.64 : x
  2. Step 2: Convert to fraction form
    13,891.28/20,834.68 = 6,098.64/x
  3. Step 3: Cross multiply
    13,891.28x = 20,834.68 × 6,098.64
  4. Step 4: Simplify right side
    13,891.28x = 127,063,212.84
  5. Step 5: Solve for x
    x = 127,063,212.84/13,891.28
  6. Step 6: Final answer
    x = 9,146.98

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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.