Home / 17,116.10-25,638.36-13,766.24

Finding the Fourth Proportional to 17,116.10, 25,638.36 and 13,766.24

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Solution

The fourth proportional to 17,116.10, 25,638.36 and 13,766.24 is: 20,620.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,116.10 : 25,638.36 = 13,766.24 : x
  2. Step 2: Convert to fraction form
    17,116.10/25,638.36 = 13,766.24/x
  3. Step 3: Cross multiply
    17,116.10x = 25,638.36 × 13,766.24
  4. Step 4: Simplify right side
    17,116.10x = 352,943,816.97
  5. Step 5: Solve for x
    x = 352,943,816.97/17,116.10
  6. Step 6: Final answer
    x = 20,620.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.