Home / 18,048.72-24,860.97-12,734.22

Finding the Fourth Proportional to 18,048.72, 24,860.97 and 12,734.22

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Solution

The fourth proportional to 18,048.72, 24,860.97 and 12,734.22 is: 17,540.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,048.72 : 24,860.97 = 12,734.22 : x
  2. Step 2: Convert to fraction form
    18,048.72/24,860.97 = 12,734.22/x
  3. Step 3: Cross multiply
    18,048.72x = 24,860.97 × 12,734.22
  4. Step 4: Simplify right side
    18,048.72x = 316,585,061.39
  5. Step 5: Solve for x
    x = 316,585,061.39/18,048.72
  6. Step 6: Final answer
    x = 17,540.58

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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.