Home / 31,220.71-43,084.92-17,073.25

Finding the Fourth Proportional to 31,220.71, 43,084.92 and 17,073.25

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Solution

The fourth proportional to 31,220.71, 43,084.92 and 17,073.25 is: 23,561.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,220.71 : 43,084.92 = 17,073.25 : x
  2. Step 2: Convert to fraction form
    31,220.71/43,084.92 = 17,073.25/x
  3. Step 3: Cross multiply
    31,220.71x = 43,084.92 × 17,073.25
  4. Step 4: Simplify right side
    31,220.71x = 735,599,610.39
  5. Step 5: Solve for x
    x = 735,599,610.39/31,220.71
  6. Step 6: Final answer
    x = 23,561.27

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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.