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Finding the Fourth Proportional to 29,947.30, 44,924.19 and 11,236.30

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Solution

The fourth proportional to 29,947.30, 44,924.19 and 11,236.30 is: 16,855.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,947.30 : 44,924.19 = 11,236.30 : x
  2. Step 2: Convert to fraction form
    29,947.30/44,924.19 = 11,236.30/x
  3. Step 3: Cross multiply
    29,947.30x = 44,924.19 × 11,236.30
  4. Step 4: Simplify right side
    29,947.30x = 504,781,676.10
  5. Step 5: Solve for x
    x = 504,781,676.10/29,947.30
  6. Step 6: Final answer
    x = 16,855.67

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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.