Home / 31,800.24-43,882.14-17,651.97

Finding the Fourth Proportional to 31,800.24, 43,882.14 and 17,651.97

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Solution

The fourth proportional to 31,800.24, 43,882.14 and 17,651.97 is: 24,358.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,800.24 : 43,882.14 = 17,651.97 : x
  2. Step 2: Convert to fraction form
    31,800.24/43,882.14 = 17,651.97/x
  3. Step 3: Cross multiply
    31,800.24x = 43,882.14 × 17,651.97
  4. Step 4: Simplify right side
    31,800.24x = 774,606,218.82
  5. Step 5: Solve for x
    x = 774,606,218.82/31,800.24
  6. Step 6: Final answer
    x = 24,358.50

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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.