Home / 18,899.16-28,346.82-6,249.24

Finding the Fourth Proportional to 18,899.16, 28,346.82 and 6,249.24

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Solution

The fourth proportional to 18,899.16, 28,346.82 and 6,249.24 is: 9,373.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,899.16 : 28,346.82 = 6,249.24 : x
  2. Step 2: Convert to fraction form
    18,899.16/28,346.82 = 6,249.24/x
  3. Step 3: Cross multiply
    18,899.16x = 28,346.82 × 6,249.24
  4. Step 4: Simplify right side
    18,899.16x = 177,146,081.42
  5. Step 5: Solve for x
    x = 177,146,081.42/18,899.16
  6. Step 6: Final answer
    x = 9,373.23

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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.