Home / 18,034.85-27,055.18-5,554.87

Finding the Fourth Proportional to 18,034.85, 27,055.18 and 5,554.87

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Solution

The fourth proportional to 18,034.85, 27,055.18 and 5,554.87 is: 8,333.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,034.85 : 27,055.18 = 5,554.87 : x
  2. Step 2: Convert to fraction form
    18,034.85/27,055.18 = 5,554.87/x
  3. Step 3: Cross multiply
    18,034.85x = 27,055.18 × 5,554.87
  4. Step 4: Simplify right side
    18,034.85x = 150,288,010.78
  5. Step 5: Solve for x
    x = 150,288,010.78/18,034.85
  6. Step 6: Final answer
    x = 8,333.20

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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.