Home / 18,250.05-27,320.40-10,850.70

Finding the Fourth Proportional to 18,250.05, 27,320.40 and 10,850.70

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Solution

The fourth proportional to 18,250.05, 27,320.40 and 10,850.70 is: 16,243.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,250.05 : 27,320.40 = 10,850.70 : x
  2. Step 2: Convert to fraction form
    18,250.05/27,320.40 = 10,850.70/x
  3. Step 3: Cross multiply
    18,250.05x = 27,320.40 × 10,850.70
  4. Step 4: Simplify right side
    18,250.05x = 296,445,464.28
  5. Step 5: Solve for x
    x = 296,445,464.28/18,250.05
  6. Step 6: Final answer
    x = 16,243.54

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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.