Home / 16,278.98-24,402.87-5,179.55

Finding the Fourth Proportional to 16,278.98, 24,402.87 and 5,179.55

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Solution

The fourth proportional to 16,278.98, 24,402.87 and 5,179.55 is: 7,764.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,278.98 : 24,402.87 = 5,179.55 : x
  2. Step 2: Convert to fraction form
    16,278.98/24,402.87 = 5,179.55/x
  3. Step 3: Cross multiply
    16,278.98x = 24,402.87 × 5,179.55
  4. Step 4: Simplify right side
    16,278.98x = 126,395,763.29
  5. Step 5: Solve for x
    x = 126,395,763.29/16,278.98
  6. Step 6: Final answer
    x = 7,764.36

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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.