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Finding the Fourth Proportional to 29,873.78, 44,803.95 and 8,809.30

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Solution

The fourth proportional to 29,873.78, 44,803.95 and 8,809.30 is: 13,211.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,873.78 : 44,803.95 = 8,809.30 : x
  2. Step 2: Convert to fraction form
    29,873.78/44,803.95 = 8,809.30/x
  3. Step 3: Cross multiply
    29,873.78x = 44,803.95 × 8,809.30
  4. Step 4: Simplify right side
    29,873.78x = 394,691,436.74
  5. Step 5: Solve for x
    x = 394,691,436.74/29,873.78
  6. Step 6: Final answer
    x = 13,211.97

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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.