Home / 29,974.94-44,939.64-18,126.20

Finding the Fourth Proportional to 29,974.94, 44,939.64 and 18,126.20

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Solution

The fourth proportional to 29,974.94, 44,939.64 and 18,126.20 is: 27,175.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,974.94 : 44,939.64 = 18,126.20 : x
  2. Step 2: Convert to fraction form
    29,974.94/44,939.64 = 18,126.20/x
  3. Step 3: Cross multiply
    29,974.94x = 44,939.64 × 18,126.20
  4. Step 4: Simplify right side
    29,974.94x = 814,584,902.57
  5. Step 5: Solve for x
    x = 814,584,902.57/29,974.94
  6. Step 6: Final answer
    x = 27,175.53

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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.