Home / 24,976.12-34,474.80-15,419.02

Finding the Fourth Proportional to 24,976.12, 34,474.80 and 15,419.02

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Solution

The fourth proportional to 24,976.12, 34,474.80 and 15,419.02 is: 21,283.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,976.12 : 34,474.80 = 15,419.02 : x
  2. Step 2: Convert to fraction form
    24,976.12/34,474.80 = 15,419.02/x
  3. Step 3: Cross multiply
    24,976.12x = 34,474.80 × 15,419.02
  4. Step 4: Simplify right side
    24,976.12x = 531,567,630.70
  5. Step 5: Solve for x
    x = 531,567,630.70/24,976.12
  6. Step 6: Final answer
    x = 21,283.03

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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.