Home / 18,612.22-25,684.97-10,114.41

Finding the Fourth Proportional to 18,612.22, 25,684.97 and 10,114.41

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Solution

The fourth proportional to 18,612.22, 25,684.97 and 10,114.41 is: 13,957.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,612.22 : 25,684.97 = 10,114.41 : x
  2. Step 2: Convert to fraction form
    18,612.22/25,684.97 = 10,114.41/x
  3. Step 3: Cross multiply
    18,612.22x = 25,684.97 × 10,114.41
  4. Step 4: Simplify right side
    18,612.22x = 259,788,266.85
  5. Step 5: Solve for x
    x = 259,788,266.85/18,612.22
  6. Step 6: Final answer
    x = 13,957.94

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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.