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Finding the Fourth Proportional to 29,201.76, 43,804.08 and 8,141.76

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Solution

The fourth proportional to 29,201.76, 43,804.08 and 8,141.76 is: 12,213.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,201.76 : 43,804.08 = 8,141.76 : x
  2. Step 2: Convert to fraction form
    29,201.76/43,804.08 = 8,141.76/x
  3. Step 3: Cross multiply
    29,201.76x = 43,804.08 × 8,141.76
  4. Step 4: Simplify right side
    29,201.76x = 356,642,306.38
  5. Step 5: Solve for x
    x = 356,642,306.38/29,201.76
  6. Step 6: Final answer
    x = 12,213.04

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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.