Home / 31,800.74-43,882.83-17,652.47

Finding the Fourth Proportional to 31,800.74, 43,882.83 and 17,652.47

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Solution

The fourth proportional to 31,800.74, 43,882.83 and 17,652.47 is: 24,359.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,800.74 : 43,882.83 = 17,652.47 : x
  2. Step 2: Convert to fraction form
    31,800.74/43,882.83 = 17,652.47/x
  3. Step 3: Cross multiply
    31,800.74x = 43,882.83 × 17,652.47
  4. Step 4: Simplify right side
    31,800.74x = 774,640,120.68
  5. Step 5: Solve for x
    x = 774,640,120.68/31,800.74
  6. Step 6: Final answer
    x = 24,359.19

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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.