Home / 31,169.92-43,012.74-17,744.44

Finding the Fourth Proportional to 31,169.92, 43,012.74 and 17,744.44

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Solution

The fourth proportional to 31,169.92, 43,012.74 and 17,744.44 is: 24,486.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,169.92 : 43,012.74 = 17,744.44 : x
  2. Step 2: Convert to fraction form
    31,169.92/43,012.74 = 17,744.44/x
  3. Step 3: Cross multiply
    31,169.92x = 43,012.74 × 17,744.44
  4. Step 4: Simplify right side
    31,169.92x = 763,236,984.17
  5. Step 5: Solve for x
    x = 763,236,984.17/31,169.92
  6. Step 6: Final answer
    x = 24,486.33

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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.