Home / 15,944.96-22,004.34-8,872.04

Finding the Fourth Proportional to 15,944.96, 22,004.34 and 8,872.04

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Solution

The fourth proportional to 15,944.96, 22,004.34 and 8,872.04 is: 12,243.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,944.96 : 22,004.34 = 8,872.04 : x
  2. Step 2: Convert to fraction form
    15,944.96/22,004.34 = 8,872.04/x
  3. Step 3: Cross multiply
    15,944.96x = 22,004.34 × 8,872.04
  4. Step 4: Simplify right side
    15,944.96x = 195,223,384.65
  5. Step 5: Solve for x
    x = 195,223,384.65/15,944.96
  6. Step 6: Final answer
    x = 12,243.58

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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.