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Finding the Fourth Proportional to 29,600.43, 44,401.11 and 9,879.09

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Solution

The fourth proportional to 29,600.43, 44,401.11 and 9,879.09 is: 14,818.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,600.43 : 44,401.11 = 9,879.09 : x
  2. Step 2: Convert to fraction form
    29,600.43/44,401.11 = 9,879.09/x
  3. Step 3: Cross multiply
    29,600.43x = 44,401.11 × 9,879.09
  4. Step 4: Simplify right side
    29,600.43x = 438,642,561.79
  5. Step 5: Solve for x
    x = 438,642,561.79/29,600.43
  6. Step 6: Final answer
    x = 14,818.79

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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.