Home / 12,924.99-19,375.15-4,153.74

Finding the Fourth Proportional to 12,924.99, 19,375.15 and 4,153.74

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Solution

The fourth proportional to 12,924.99, 19,375.15 and 4,153.74 is: 6,226.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,924.99 : 19,375.15 = 4,153.74 : x
  2. Step 2: Convert to fraction form
    12,924.99/19,375.15 = 4,153.74/x
  3. Step 3: Cross multiply
    12,924.99x = 19,375.15 × 4,153.74
  4. Step 4: Simplify right side
    12,924.99x = 80,479,335.56
  5. Step 5: Solve for x
    x = 80,479,335.56/12,924.99
  6. Step 6: Final answer
    x = 6,226.65

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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.