Home / 18,169.07-25,072.17-10,211.18

Finding the Fourth Proportional to 18,169.07, 25,072.17 and 10,211.18

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Solution

The fourth proportional to 18,169.07, 25,072.17 and 10,211.18 is: 14,090.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,169.07 : 25,072.17 = 10,211.18 : x
  2. Step 2: Convert to fraction form
    18,169.07/25,072.17 = 10,211.18/x
  3. Step 3: Cross multiply
    18,169.07x = 25,072.17 × 10,211.18
  4. Step 4: Simplify right side
    18,169.07x = 256,016,440.86
  5. Step 5: Solve for x
    x = 256,016,440.86/18,169.07
  6. Step 6: Final answer
    x = 14,090.78

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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.