Home / 16,776.20-25,164.30-9,000.20

Finding the Fourth Proportional to 16,776.20, 25,164.30 and 9,000.20

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Solution

The fourth proportional to 16,776.20, 25,164.30 and 9,000.20 is: 13,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,776.20 : 25,164.30 = 9,000.20 : x
  2. Step 2: Convert to fraction form
    16,776.20/25,164.30 = 9,000.20/x
  3. Step 3: Cross multiply
    16,776.20x = 25,164.30 × 9,000.20
  4. Step 4: Simplify right side
    16,776.20x = 226,483,732.86
  5. Step 5: Solve for x
    x = 226,483,732.86/16,776.20
  6. Step 6: Final answer
    x = 13,500.30

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Similar ratio
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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.