Home / 18,177.64-27,217.83-10,675.02

Finding the Fourth Proportional to 18,177.64, 27,217.83 and 10,675.02

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Solution

The fourth proportional to 18,177.64, 27,217.83 and 10,675.02 is: 15,983.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,177.64 : 27,217.83 = 10,675.02 : x
  2. Step 2: Convert to fraction form
    18,177.64/27,217.83 = 10,675.02/x
  3. Step 3: Cross multiply
    18,177.64x = 27,217.83 × 10,675.02
  4. Step 4: Simplify right side
    18,177.64x = 290,550,770.20
  5. Step 5: Solve for x
    x = 290,550,770.20/18,177.64
  6. Step 6: Final answer
    x = 15,983.97

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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.