Home / 22,908.15-34,360.58-7,112.80

Finding the Fourth Proportional to 22,908.15, 34,360.58 and 7,112.80

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Solution

The fourth proportional to 22,908.15, 34,360.58 and 7,112.80 is: 10,668.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,908.15 : 34,360.58 = 7,112.80 : x
  2. Step 2: Convert to fraction form
    22,908.15/34,360.58 = 7,112.80/x
  3. Step 3: Cross multiply
    22,908.15x = 34,360.58 × 7,112.80
  4. Step 4: Simplify right side
    22,908.15x = 244,399,761.62
  5. Step 5: Solve for x
    x = 244,399,761.62/22,908.15
  6. Step 6: Final answer
    x = 10,668.68

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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.