Home / 26,522.82-39,782.12-15,422.43

Finding the Fourth Proportional to 26,522.82, 39,782.12 and 15,422.43

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Solution

The fourth proportional to 26,522.82, 39,782.12 and 15,422.43 is: 23,132.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,522.82 : 39,782.12 = 15,422.43 : x
  2. Step 2: Convert to fraction form
    26,522.82/39,782.12 = 15,422.43/x
  3. Step 3: Cross multiply
    26,522.82x = 39,782.12 × 15,422.43
  4. Step 4: Simplify right side
    26,522.82x = 613,536,883.84
  5. Step 5: Solve for x
    x = 613,536,883.84/26,522.82
  6. Step 6: Final answer
    x = 23,132.42

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1.5x scale

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.