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Finding the Fourth Proportional to 29,235.65, 43,847.18 and 9,246.71

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Solution

The fourth proportional to 29,235.65, 43,847.18 and 9,246.71 is: 13,868.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,235.65 : 43,847.18 = 9,246.71 : x
  2. Step 2: Convert to fraction form
    29,235.65/43,847.18 = 9,246.71/x
  3. Step 3: Cross multiply
    29,235.65x = 43,847.18 × 9,246.71
  4. Step 4: Simplify right side
    29,235.65x = 405,441,892.31
  5. Step 5: Solve for x
    x = 405,441,892.31/29,235.65
  6. Step 6: Final answer
    x = 13,868.07

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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.