Home / 31,441.35-43,388.16-17,294.19

Finding the Fourth Proportional to 31,441.35, 43,388.16 and 17,294.19

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Solution

The fourth proportional to 31,441.35, 43,388.16 and 17,294.19 is: 23,865.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,441.35 : 43,388.16 = 17,294.19 : x
  2. Step 2: Convert to fraction form
    31,441.35/43,388.16 = 17,294.19/x
  3. Step 3: Cross multiply
    31,441.35x = 43,388.16 × 17,294.19
  4. Step 4: Simplify right side
    31,441.35x = 750,363,104.79
  5. Step 5: Solve for x
    x = 750,363,104.79/31,441.35
  6. Step 6: Final answer
    x = 23,865.49

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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.