Home / 18,216.56-25,139.22-11,046.44

Finding the Fourth Proportional to 18,216.56, 25,139.22 and 11,046.44

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Solution

The fourth proportional to 18,216.56, 25,139.22 and 11,046.44 is: 15,244.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,216.56 : 25,139.22 = 11,046.44 : x
  2. Step 2: Convert to fraction form
    18,216.56/25,139.22 = 11,046.44/x
  3. Step 3: Cross multiply
    18,216.56x = 25,139.22 × 11,046.44
  4. Step 4: Simplify right side
    18,216.56x = 277,698,885.38
  5. Step 5: Solve for x
    x = 277,698,885.38/18,216.56
  6. Step 6: Final answer
    x = 15,244.31

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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.