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Finding the Fourth Proportional to 29,230.39, 43,845.99 and 9,509.05

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Solution

The fourth proportional to 29,230.39, 43,845.99 and 9,509.05 is: 14,263.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,230.39 : 43,845.99 = 9,509.05 : x
  2. Step 2: Convert to fraction form
    29,230.39/43,845.99 = 9,509.05/x
  3. Step 3: Cross multiply
    29,230.39x = 43,845.99 × 9,509.05
  4. Step 4: Simplify right side
    29,230.39x = 416,933,711.21
  5. Step 5: Solve for x
    x = 416,933,711.21/29,230.39
  6. Step 6: Final answer
    x = 14,263.71

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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.