Home / 28,991.94-40,016.76-17,059.13

Finding the Fourth Proportional to 28,991.94, 40,016.76 and 17,059.13

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Solution

The fourth proportional to 28,991.94, 40,016.76 and 17,059.13 is: 23,546.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,991.94 : 40,016.76 = 17,059.13 : x
  2. Step 2: Convert to fraction form
    28,991.94/40,016.76 = 17,059.13/x
  3. Step 3: Cross multiply
    28,991.94x = 40,016.76 × 17,059.13
  4. Step 4: Simplify right side
    28,991.94x = 682,650,910.94
  5. Step 5: Solve for x
    x = 682,650,910.94/28,991.94
  6. Step 6: Final answer
    x = 23,546.23

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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.