Home / 18,114.32-27,169.17-7,013.41

Finding the Fourth Proportional to 18,114.32, 27,169.17 and 7,013.41

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Solution

The fourth proportional to 18,114.32, 27,169.17 and 7,013.41 is: 10,519.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,114.32 : 27,169.17 = 7,013.41 : x
  2. Step 2: Convert to fraction form
    18,114.32/27,169.17 = 7,013.41/x
  3. Step 3: Cross multiply
    18,114.32x = 27,169.17 × 7,013.41
  4. Step 4: Simplify right side
    18,114.32x = 190,548,528.57
  5. Step 5: Solve for x
    x = 190,548,528.57/18,114.32
  6. Step 6: Final answer
    x = 10,519.22

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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.