Home / 12,177.49-18,251.55-5,928.14

Finding the Fourth Proportional to 12,177.49, 18,251.55 and 5,928.14

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Solution

The fourth proportional to 12,177.49, 18,251.55 and 5,928.14 is: 8,885.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,177.49 : 18,251.55 = 5,928.14 : x
  2. Step 2: Convert to fraction form
    12,177.49/18,251.55 = 5,928.14/x
  3. Step 3: Cross multiply
    12,177.49x = 18,251.55 × 5,928.14
  4. Step 4: Simplify right side
    12,177.49x = 108,197,743.62
  5. Step 5: Solve for x
    x = 108,197,743.62/12,177.49
  6. Step 6: Final answer
    x = 8,885.06

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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.