Home / 31,441.70-43,388.63-17,294.54

Finding the Fourth Proportional to 31,441.70, 43,388.63 and 17,294.54

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Solution

The fourth proportional to 31,441.70, 43,388.63 and 17,294.54 is: 23,865.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,441.70 : 43,388.63 = 17,294.54 : x
  2. Step 2: Convert to fraction form
    31,441.70/43,388.63 = 17,294.54/x
  3. Step 3: Cross multiply
    31,441.70x = 43,388.63 × 17,294.54
  4. Step 4: Simplify right side
    31,441.70x = 750,386,093.66
  5. Step 5: Solve for x
    x = 750,386,093.66/31,441.70
  6. Step 6: Final answer
    x = 23,865.96

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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.