Home / 31,190.96-43,044.46-17,044.68

Finding the Fourth Proportional to 31,190.96, 43,044.46 and 17,044.68

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Solution

The fourth proportional to 31,190.96, 43,044.46 and 17,044.68 is: 23,522.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,190.96 : 43,044.46 = 17,044.68 : x
  2. Step 2: Convert to fraction form
    31,190.96/43,044.46 = 17,044.68/x
  3. Step 3: Cross multiply
    31,190.96x = 43,044.46 × 17,044.68
  4. Step 4: Simplify right side
    31,190.96x = 733,679,046.47
  5. Step 5: Solve for x
    x = 733,679,046.47/31,190.96
  6. Step 6: Final answer
    x = 23,522.17

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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.