Home / 18,026.97-27,040.33-7,353.28

Finding the Fourth Proportional to 18,026.97, 27,040.33 and 7,353.28

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Solution

The fourth proportional to 18,026.97, 27,040.33 and 7,353.28 is: 11,029.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,026.97 : 27,040.33 = 7,353.28 : x
  2. Step 2: Convert to fraction form
    18,026.97/27,040.33 = 7,353.28/x
  3. Step 3: Cross multiply
    18,026.97x = 27,040.33 × 7,353.28
  4. Step 4: Simplify right side
    18,026.97x = 198,835,117.78
  5. Step 5: Solve for x
    x = 198,835,117.78/18,026.97
  6. Step 6: Final answer
    x = 11,029.87

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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.