Home / 25,976.12-38,969.02-10,394.96

Finding the Fourth Proportional to 25,976.12, 38,969.02 and 10,394.96

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Solution

The fourth proportional to 25,976.12, 38,969.02 and 10,394.96 is: 15,594.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,976.12 : 38,969.02 = 10,394.96 : x
  2. Step 2: Convert to fraction form
    25,976.12/38,969.02 = 10,394.96/x
  3. Step 3: Cross multiply
    25,976.12x = 38,969.02 × 10,394.96
  4. Step 4: Simplify right side
    25,976.12x = 405,081,404.14
  5. Step 5: Solve for x
    x = 405,081,404.14/25,976.12
  6. Step 6: Final answer
    x = 15,594.38

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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.