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Finding the Fourth Proportional to 29,813.11, 44,719.21 and 7,626.30

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Solution

The fourth proportional to 29,813.11, 44,719.21 and 7,626.30 is: 11,439.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,813.11 : 44,719.21 = 7,626.30 : x
  2. Step 2: Convert to fraction form
    29,813.11/44,719.21 = 7,626.30/x
  3. Step 3: Cross multiply
    29,813.11x = 44,719.21 × 7,626.30
  4. Step 4: Simplify right side
    29,813.11x = 341,041,910.16
  5. Step 5: Solve for x
    x = 341,041,910.16/29,813.11
  6. Step 6: Final answer
    x = 11,439.33

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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.