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Finding the Fourth Proportional to 29,375.56, 44,079.50 and 12,735.72

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Solution

The fourth proportional to 29,375.56, 44,079.50 and 12,735.72 is: 19,110.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,375.56 : 44,079.50 = 12,735.72 : x
  2. Step 2: Convert to fraction form
    29,375.56/44,079.50 = 12,735.72/x
  3. Step 3: Cross multiply
    29,375.56x = 44,079.50 × 12,735.72
  4. Step 4: Simplify right side
    29,375.56x = 561,384,169.74
  5. Step 5: Solve for x
    x = 561,384,169.74/29,375.56
  6. Step 6: Final answer
    x = 19,110.59

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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.