Home / 18,028.68-24,865.32-10,954.92

Finding the Fourth Proportional to 18,028.68, 24,865.32 and 10,954.92

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Solution

The fourth proportional to 18,028.68, 24,865.32 and 10,954.92 is: 15,109.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,028.68 : 24,865.32 = 10,954.92 : x
  2. Step 2: Convert to fraction form
    18,028.68/24,865.32 = 10,954.92/x
  3. Step 3: Cross multiply
    18,028.68x = 24,865.32 × 10,954.92
  4. Step 4: Simplify right side
    18,028.68x = 272,397,591.37
  5. Step 5: Solve for x
    x = 272,397,591.37/18,028.68
  6. Step 6: Final answer
    x = 15,109.13

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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.