Home / 19,452.12-29,179.71-9,586.02

Finding the Fourth Proportional to 19,452.12, 29,179.71 and 9,586.02

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Solution

The fourth proportional to 19,452.12, 29,179.71 and 9,586.02 is: 14,379.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,452.12 : 29,179.71 = 9,586.02 : x
  2. Step 2: Convert to fraction form
    19,452.12/29,179.71 = 9,586.02/x
  3. Step 3: Cross multiply
    19,452.12x = 29,179.71 × 9,586.02
  4. Step 4: Simplify right side
    19,452.12x = 279,717,283.65
  5. Step 5: Solve for x
    x = 279,717,283.65/19,452.12
  6. Step 6: Final answer
    x = 14,379.78

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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.