Home / 17,424.20-24,168.76-16,826.79

Finding the Fourth Proportional to 17,424.20, 24,168.76 and 16,826.79

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Solution

The fourth proportional to 17,424.20, 24,168.76 and 16,826.79 is: 23,340.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,424.20 : 24,168.76 = 16,826.79 : x
  2. Step 2: Convert to fraction form
    17,424.20/24,168.76 = 16,826.79/x
  3. Step 3: Cross multiply
    17,424.20x = 24,168.76 × 16,826.79
  4. Step 4: Simplify right side
    17,424.20x = 406,682,649.08
  5. Step 5: Solve for x
    x = 406,682,649.08/17,424.20
  6. Step 6: Final answer
    x = 23,340.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.