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Finding the Fourth Proportional to 44,039.50, 60,749.09 and 28,105.99

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Solution

The fourth proportional to 44,039.50, 60,749.09 and 28,105.99 is: 38,770.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,039.50 : 60,749.09 = 28,105.99 : x
  2. Step 2: Convert to fraction form
    44,039.50/60,749.09 = 28,105.99/x
  3. Step 3: Cross multiply
    44,039.50x = 60,749.09 × 28,105.99
  4. Step 4: Simplify right side
    44,039.50x = 1,707,413,129.04
  5. Step 5: Solve for x
    x = 1,707,413,129.04/44,039.50
  6. Step 6: Final answer
    x = 38,770.04

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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.