Home / 16,173.62-24,260.42-7,278.55

Finding the Fourth Proportional to 16,173.62, 24,260.42 and 7,278.55

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Solution

The fourth proportional to 16,173.62, 24,260.42 and 7,278.55 is: 10,917.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,173.62 : 24,260.42 = 7,278.55 : x
  2. Step 2: Convert to fraction form
    16,173.62/24,260.42 = 7,278.55/x
  3. Step 3: Cross multiply
    16,173.62x = 24,260.42 × 7,278.55
  4. Step 4: Simplify right side
    16,173.62x = 176,580,679.99
  5. Step 5: Solve for x
    x = 176,580,679.99/16,173.62
  6. Step 6: Final answer
    x = 10,917.82

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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.