Home / 25,941.09-38,855.75-17,575.21

Finding the Fourth Proportional to 25,941.09, 38,855.75 and 17,575.21

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Solution

The fourth proportional to 25,941.09, 38,855.75 and 17,575.21 is: 26,324.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,941.09 : 38,855.75 = 17,575.21 : x
  2. Step 2: Convert to fraction form
    25,941.09/38,855.75 = 17,575.21/x
  3. Step 3: Cross multiply
    25,941.09x = 38,855.75 × 17,575.21
  4. Step 4: Simplify right side
    25,941.09x = 682,897,965.96
  5. Step 5: Solve for x
    x = 682,897,965.96/25,941.09
  6. Step 6: Final answer
    x = 26,324.95

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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.