Home / 25,821.79-38,634.94-15,297.46

Finding the Fourth Proportional to 25,821.79, 38,634.94 and 15,297.46

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Solution

The fourth proportional to 25,821.79, 38,634.94 and 15,297.46 is: 22,888.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,821.79 : 38,634.94 = 15,297.46 : x
  2. Step 2: Convert to fraction form
    25,821.79/38,634.94 = 15,297.46/x
  3. Step 3: Cross multiply
    25,821.79x = 38,634.94 × 15,297.46
  4. Step 4: Simplify right side
    25,821.79x = 591,016,449.25
  5. Step 5: Solve for x
    x = 591,016,449.25/25,821.79
  6. Step 6: Final answer
    x = 22,888.28

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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.