Home / 12,273.39-18,409.01-5,251.23

Finding the Fourth Proportional to 12,273.39, 18,409.01 and 5,251.23

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Solution

The fourth proportional to 12,273.39, 18,409.01 and 5,251.23 is: 7,876.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,273.39 : 18,409.01 = 5,251.23 : x
  2. Step 2: Convert to fraction form
    12,273.39/18,409.01 = 5,251.23/x
  3. Step 3: Cross multiply
    12,273.39x = 18,409.01 × 5,251.23
  4. Step 4: Simplify right side
    12,273.39x = 96,669,919.33
  5. Step 5: Solve for x
    x = 96,669,919.33/12,273.39
  6. Step 6: Final answer
    x = 7,876.38

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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.