Home / 18,177.91-27,267.47-5,029.18

Finding the Fourth Proportional to 18,177.91, 27,267.47 and 5,029.18

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Solution

The fourth proportional to 18,177.91, 27,267.47 and 5,029.18 is: 7,543.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,177.91 : 27,267.47 = 5,029.18 : x
  2. Step 2: Convert to fraction form
    18,177.91/27,267.47 = 5,029.18/x
  3. Step 3: Cross multiply
    18,177.91x = 27,267.47 × 5,029.18
  4. Step 4: Simplify right side
    18,177.91x = 137,133,061.43
  5. Step 5: Solve for x
    x = 137,133,061.43/18,177.91
  6. Step 6: Final answer
    x = 7,543.94

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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.