Home / 14,372.28-19,832.20-7,997.85

Finding the Fourth Proportional to 14,372.28, 19,832.20 and 7,997.85

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Solution

The fourth proportional to 14,372.28, 19,832.20 and 7,997.85 is: 11,036.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,372.28 : 19,832.20 = 7,997.85 : x
  2. Step 2: Convert to fraction form
    14,372.28/19,832.20 = 7,997.85/x
  3. Step 3: Cross multiply
    14,372.28x = 19,832.20 × 7,997.85
  4. Step 4: Simplify right side
    14,372.28x = 158,614,940.78
  5. Step 5: Solve for x
    x = 158,614,940.78/14,372.28
  6. Step 6: Final answer
    x = 11,036.17

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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.