Home / 18,007.08-24,842.82-11,280.98

Finding the Fourth Proportional to 18,007.08, 24,842.82 and 11,280.98

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Solution

The fourth proportional to 18,007.08, 24,842.82 and 11,280.98 is: 15,563.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,007.08 : 24,842.82 = 11,280.98 : x
  2. Step 2: Convert to fraction form
    18,007.08/24,842.82 = 11,280.98/x
  3. Step 3: Cross multiply
    18,007.08x = 24,842.82 × 11,280.98
  4. Step 4: Simplify right side
    18,007.08x = 280,251,355.56
  5. Step 5: Solve for x
    x = 280,251,355.56/18,007.08
  6. Step 6: Final answer
    x = 15,563.40

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.