Home / 18,440.28-27,634.92-10,110.24

Finding the Fourth Proportional to 18,440.28, 27,634.92 and 10,110.24

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Solution

The fourth proportional to 18,440.28, 27,634.92 and 10,110.24 is: 15,151.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,440.28 : 27,634.92 = 10,110.24 : x
  2. Step 2: Convert to fraction form
    18,440.28/27,634.92 = 10,110.24/x
  3. Step 3: Cross multiply
    18,440.28x = 27,634.92 × 10,110.24
  4. Step 4: Simplify right side
    18,440.28x = 279,395,673.58
  5. Step 5: Solve for x
    x = 279,395,673.58/18,440.28
  6. Step 6: Final answer
    x = 15,151.38

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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.