Home / 31,408.92-43,344.18-17,262.36

Finding the Fourth Proportional to 31,408.92, 43,344.18 and 17,262.36

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Solution

The fourth proportional to 31,408.92, 43,344.18 and 17,262.36 is: 23,821.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,408.92 : 43,344.18 = 17,262.36 : x
  2. Step 2: Convert to fraction form
    31,408.92/43,344.18 = 17,262.36/x
  3. Step 3: Cross multiply
    31,408.92x = 43,344.18 × 17,262.36
  4. Step 4: Simplify right side
    31,408.92x = 748,222,839.06
  5. Step 5: Solve for x
    x = 748,222,839.06/31,408.92
  6. Step 6: Final answer
    x = 23,821.99

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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.