Home / 18,325.06-25,287.22-11,251.56

Finding the Fourth Proportional to 18,325.06, 25,287.22 and 11,251.56

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Solution

The fourth proportional to 18,325.06, 25,287.22 and 11,251.56 is: 15,526.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,325.06 : 25,287.22 = 11,251.56 : x
  2. Step 2: Convert to fraction form
    18,325.06/25,287.22 = 11,251.56/x
  3. Step 3: Cross multiply
    18,325.06x = 25,287.22 × 11,251.56
  4. Step 4: Simplify right side
    18,325.06x = 284,520,673.06
  5. Step 5: Solve for x
    x = 284,520,673.06/18,325.06
  6. Step 6: Final answer
    x = 15,526.32

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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.