Home / 18,355.28-27,514.26-7,246.70

Finding the Fourth Proportional to 18,355.28, 27,514.26 and 7,246.70

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Solution

The fourth proportional to 18,355.28, 27,514.26 and 7,246.70 is: 10,862.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,355.28 : 27,514.26 = 7,246.70 : x
  2. Step 2: Convert to fraction form
    18,355.28/27,514.26 = 7,246.70/x
  3. Step 3: Cross multiply
    18,355.28x = 27,514.26 × 7,246.70
  4. Step 4: Simplify right side
    18,355.28x = 199,387,587.94
  5. Step 5: Solve for x
    x = 199,387,587.94/18,355.28
  6. Step 6: Final answer
    x = 10,862.68

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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.