Home / 25,115.49-34,653.56-15,042.06

Finding the Fourth Proportional to 25,115.49, 34,653.56 and 15,042.06

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Solution

The fourth proportional to 25,115.49, 34,653.56 and 15,042.06 is: 20,754.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,115.49 : 34,653.56 = 15,042.06 : x
  2. Step 2: Convert to fraction form
    25,115.49/34,653.56 = 15,042.06/x
  3. Step 3: Cross multiply
    25,115.49x = 34,653.56 × 15,042.06
  4. Step 4: Simplify right side
    25,115.49x = 521,260,853.52
  5. Step 5: Solve for x
    x = 521,260,853.52/25,115.49
  6. Step 6: Final answer
    x = 20,754.56

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