Home / 18,126.97-25,014.83-10,169.05

Finding the Fourth Proportional to 18,126.97, 25,014.83 and 10,169.05

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Solution

The fourth proportional to 18,126.97, 25,014.83 and 10,169.05 is: 14,033.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,126.97 : 25,014.83 = 10,169.05 : x
  2. Step 2: Convert to fraction form
    18,126.97/25,014.83 = 10,169.05/x
  3. Step 3: Cross multiply
    18,126.97x = 25,014.83 × 10,169.05
  4. Step 4: Simplify right side
    18,126.97x = 254,377,006.17
  5. Step 5: Solve for x
    x = 254,377,006.17/18,126.97
  6. Step 6: Final answer
    x = 14,033.07

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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.