Home / 31,765.11-43,834.73-17,619.27

Finding the Fourth Proportional to 31,765.11, 43,834.73 and 17,619.27

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Solution

The fourth proportional to 31,765.11, 43,834.73 and 17,619.27 is: 24,313.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,765.11 : 43,834.73 = 17,619.27 : x
  2. Step 2: Convert to fraction form
    31,765.11/43,834.73 = 17,619.27/x
  3. Step 3: Cross multiply
    31,765.11x = 43,834.73 × 17,619.27
  4. Step 4: Simplify right side
    31,765.11x = 772,335,943.25
  5. Step 5: Solve for x
    x = 772,335,943.25/31,765.11
  6. Step 6: Final answer
    x = 24,313.97

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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.