Home / 16,961.20-23,411.36-10,245.69

Finding the Fourth Proportional to 16,961.20, 23,411.36 and 10,245.69

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Solution

The fourth proportional to 16,961.20, 23,411.36 and 10,245.69 is: 14,142.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,961.20 : 23,411.36 = 10,245.69 : x
  2. Step 2: Convert to fraction form
    16,961.20/23,411.36 = 10,245.69/x
  3. Step 3: Cross multiply
    16,961.20x = 23,411.36 × 10,245.69
  4. Step 4: Simplify right side
    16,961.20x = 239,865,562.65
  5. Step 5: Solve for x
    x = 239,865,562.65/16,961.20
  6. Step 6: Final answer
    x = 14,142.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.