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Finding the Fourth Proportional to 29,889.34, 44,833.83 and 9,112.84

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Solution

The fourth proportional to 29,889.34, 44,833.83 and 9,112.84 is: 13,669.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,889.34 : 44,833.83 = 9,112.84 : x
  2. Step 2: Convert to fraction form
    29,889.34/44,833.83 = 9,112.84/x
  3. Step 3: Cross multiply
    29,889.34x = 44,833.83 × 9,112.84
  4. Step 4: Simplify right side
    29,889.34x = 408,563,519.38
  5. Step 5: Solve for x
    x = 408,563,519.38/29,889.34
  6. Step 6: Final answer
    x = 13,669.21

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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.