Home / 18,229.27-27,346.85-7,700.88

Finding the Fourth Proportional to 18,229.27, 27,346.85 and 7,700.88

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Solution

The fourth proportional to 18,229.27, 27,346.85 and 7,700.88 is: 11,552.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,229.27 : 27,346.85 = 7,700.88 : x
  2. Step 2: Convert to fraction form
    18,229.27/27,346.85 = 7,700.88/x
  3. Step 3: Cross multiply
    18,229.27x = 27,346.85 × 7,700.88
  4. Step 4: Simplify right side
    18,229.27x = 210,594,810.23
  5. Step 5: Solve for x
    x = 210,594,810.23/18,229.27
  6. Step 6: Final answer
    x = 11,552.56

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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.