Home / 18,333.03-27,499.55-9,565.90

Finding the Fourth Proportional to 18,333.03, 27,499.55 and 9,565.90

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Solution

The fourth proportional to 18,333.03, 27,499.55 and 9,565.90 is: 14,348.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,333.03 : 27,499.55 = 9,565.90 : x
  2. Step 2: Convert to fraction form
    18,333.03/27,499.55 = 9,565.90/x
  3. Step 3: Cross multiply
    18,333.03x = 27,499.55 × 9,565.90
  4. Step 4: Simplify right side
    18,333.03x = 263,057,882.57
  5. Step 5: Solve for x
    x = 263,057,882.57/18,333.03
  6. Step 6: Final answer
    x = 14,348.85

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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.