Home / 18,030.38-27,049.05-5,548.19

Finding the Fourth Proportional to 18,030.38, 27,049.05 and 5,548.19

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Solution

The fourth proportional to 18,030.38, 27,049.05 and 5,548.19 is: 8,323.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,030.38 : 27,049.05 = 5,548.19 : x
  2. Step 2: Convert to fraction form
    18,030.38/27,049.05 = 5,548.19/x
  3. Step 3: Cross multiply
    18,030.38x = 27,049.05 × 5,548.19
  4. Step 4: Simplify right side
    18,030.38x = 150,073,133.47
  5. Step 5: Solve for x
    x = 150,073,133.47/18,030.38
  6. Step 6: Final answer
    x = 8,323.35

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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.