Home / 24,975.12-34,473.42-15,418.02

Finding the Fourth Proportional to 24,975.12, 34,473.42 and 15,418.02

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Solution

The fourth proportional to 24,975.12, 34,473.42 and 15,418.02 is: 21,281.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,975.12 : 34,473.42 = 15,418.02 : x
  2. Step 2: Convert to fraction form
    24,975.12/34,473.42 = 15,418.02/x
  3. Step 3: Cross multiply
    24,975.12x = 34,473.42 × 15,418.02
  4. Step 4: Simplify right side
    24,975.12x = 531,511,879.03
  5. Step 5: Solve for x
    x = 531,511,879.03/24,975.12
  6. Step 6: Final answer
    x = 21,281.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.