Home / 25,083.97-34,608.99-15,519.26

Finding the Fourth Proportional to 25,083.97, 34,608.99 and 15,519.26

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Solution

The fourth proportional to 25,083.97, 34,608.99 and 15,519.26 is: 21,412.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,083.97 : 34,608.99 = 15,519.26 : x
  2. Step 2: Convert to fraction form
    25,083.97/34,608.99 = 15,519.26/x
  3. Step 3: Cross multiply
    25,083.97x = 34,608.99 × 15,519.26
  4. Step 4: Simplify right side
    25,083.97x = 537,105,836.55
  5. Step 5: Solve for x
    x = 537,105,836.55/25,083.97
  6. Step 6: Final answer
    x = 21,412.32

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1.5x scale

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.