Home / 19,687.24-29,552.70-8,008.60

Finding the Fourth Proportional to 19,687.24, 29,552.70 and 8,008.60

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Solution

The fourth proportional to 19,687.24, 29,552.70 and 8,008.60 is: 12,021.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,687.24 : 29,552.70 = 8,008.60 : x
  2. Step 2: Convert to fraction form
    19,687.24/29,552.70 = 8,008.60/x
  3. Step 3: Cross multiply
    19,687.24x = 29,552.70 × 8,008.60
  4. Step 4: Simplify right side
    19,687.24x = 236,675,753.22
  5. Step 5: Solve for x
    x = 236,675,753.22/19,687.24
  6. Step 6: Final answer
    x = 12,021.78

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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.