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Finding the Fourth Proportional to 29,608.50, 44,403.12 and 9,881.76

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Solution

The fourth proportional to 29,608.50, 44,403.12 and 9,881.76 is: 14,819.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,608.50 : 44,403.12 = 9,881.76 : x
  2. Step 2: Convert to fraction form
    29,608.50/44,403.12 = 9,881.76/x
  3. Step 3: Cross multiply
    29,608.50x = 44,403.12 × 9,881.76
  4. Step 4: Simplify right side
    29,608.50x = 438,780,975.09
  5. Step 5: Solve for x
    x = 438,780,975.09/29,608.50
  6. Step 6: Final answer
    x = 14,819.43

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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.