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Finding the Fourth Proportional to 29,125.68, 43,682.94 and 9,399.48

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Solution

The fourth proportional to 29,125.68, 43,682.94 and 9,399.48 is: 14,097.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,125.68 : 43,682.94 = 9,399.48 : x
  2. Step 2: Convert to fraction form
    29,125.68/43,682.94 = 9,399.48/x
  3. Step 3: Cross multiply
    29,125.68x = 43,682.94 × 9,399.48
  4. Step 4: Simplify right side
    29,125.68x = 410,596,920.87
  5. Step 5: Solve for x
    x = 410,596,920.87/29,125.68
  6. Step 6: Final answer
    x = 14,097.42

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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.