Home / 16,614.40-24,921.60-15,116.80

Finding the Fourth Proportional to 16,614.40, 24,921.60 and 15,116.80

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Solution

The fourth proportional to 16,614.40, 24,921.60 and 15,116.80 is: 22,675.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,614.40 : 24,921.60 = 15,116.80 : x
  2. Step 2: Convert to fraction form
    16,614.40/24,921.60 = 15,116.80/x
  3. Step 3: Cross multiply
    16,614.40x = 24,921.60 × 15,116.80
  4. Step 4: Simplify right side
    16,614.40x = 376,734,842.88
  5. Step 5: Solve for x
    x = 376,734,842.88/16,614.40
  6. Step 6: Final answer
    x = 22,675.20

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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.