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Finding the Fourth Proportional to 29,748.44, 44,621.44 and 12,217.81

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Solution

The fourth proportional to 29,748.44, 44,621.44 and 12,217.81 is: 18,326.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,748.44 : 44,621.44 = 12,217.81 : x
  2. Step 2: Convert to fraction form
    29,748.44/44,621.44 = 12,217.81/x
  3. Step 3: Cross multiply
    29,748.44x = 44,621.44 × 12,217.81
  4. Step 4: Simplify right side
    29,748.44x = 545,176,275.85
  5. Step 5: Solve for x
    x = 545,176,275.85/29,748.44
  6. Step 6: Final answer
    x = 18,326.21

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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.