Home / 18,040.28-27,035.70-10,146.62

Finding the Fourth Proportional to 18,040.28, 27,035.70 and 10,146.62

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Solution

The fourth proportional to 18,040.28, 27,035.70 and 10,146.62 is: 15,206.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,040.28 : 27,035.70 = 10,146.62 : x
  2. Step 2: Convert to fraction form
    18,040.28/27,035.70 = 10,146.62/x
  3. Step 3: Cross multiply
    18,040.28x = 27,035.70 × 10,146.62
  4. Step 4: Simplify right side
    18,040.28x = 274,320,974.33
  5. Step 5: Solve for x
    x = 274,320,974.33/18,040.28
  6. Step 6: Final answer
    x = 15,206.03

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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.