Home / 16,452.60-24,678.90-13,998.30

Finding the Fourth Proportional to 16,452.60, 24,678.90 and 13,998.30

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Solution

The fourth proportional to 16,452.60, 24,678.90 and 13,998.30 is: 20,997.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,452.60 : 24,678.90 = 13,998.30 : x
  2. Step 2: Convert to fraction form
    16,452.60/24,678.90 = 13,998.30/x
  3. Step 3: Cross multiply
    16,452.60x = 24,678.90 × 13,998.30
  4. Step 4: Simplify right side
    16,452.60x = 345,462,645.87
  5. Step 5: Solve for x
    x = 345,462,645.87/16,452.60
  6. Step 6: Final answer
    x = 20,997.45

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Half scale
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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.