Home / 31,769.68-43,841.84-17,622.48

Finding the Fourth Proportional to 31,769.68, 43,841.84 and 17,622.48

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Solution

The fourth proportional to 31,769.68, 43,841.84 and 17,622.48 is: 24,318.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,769.68 : 43,841.84 = 17,622.48 : x
  2. Step 2: Convert to fraction form
    31,769.68/43,841.84 = 17,622.48/x
  3. Step 3: Cross multiply
    31,769.68x = 43,841.84 × 17,622.48
  4. Step 4: Simplify right side
    31,769.68x = 772,601,948.56
  5. Step 5: Solve for x
    x = 772,601,948.56/31,769.68
  6. Step 6: Final answer
    x = 24,318.85

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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.