Home / 19,375.36-29,083.52-8,997.12

Finding the Fourth Proportional to 19,375.36, 29,083.52 and 8,997.12

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Solution

The fourth proportional to 19,375.36, 29,083.52 and 8,997.12 is: 13,505.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,375.36 : 29,083.52 = 8,997.12 : x
  2. Step 2: Convert to fraction form
    19,375.36/29,083.52 = 8,997.12/x
  3. Step 3: Cross multiply
    19,375.36x = 29,083.52 × 8,997.12
  4. Step 4: Simplify right side
    19,375.36x = 261,667,919.46
  5. Step 5: Solve for x
    x = 261,667,919.46/19,375.36
  6. Step 6: Final answer
    x = 13,505.19

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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.