Home / 16,512.62-22,786.90-9,342.00

Finding the Fourth Proportional to 16,512.62, 22,786.90 and 9,342.00

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Solution

The fourth proportional to 16,512.62, 22,786.90 and 9,342.00 is: 12,891.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,512.62 : 22,786.90 = 9,342.00 : x
  2. Step 2: Convert to fraction form
    16,512.62/22,786.90 = 9,342.00/x
  3. Step 3: Cross multiply
    16,512.62x = 22,786.90 × 9,342.00
  4. Step 4: Simplify right side
    16,512.62x = 212,875,105.87
  5. Step 5: Solve for x
    x = 212,875,105.87/16,512.62
  6. Step 6: Final answer
    x = 12,891.66

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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.