Home / 26,522.57-39,781.74-15,422.18

Finding the Fourth Proportional to 26,522.57, 39,781.74 and 15,422.18

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Solution

The fourth proportional to 26,522.57, 39,781.74 and 15,422.18 is: 23,132.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,522.57 : 39,781.74 = 15,422.18 : x
  2. Step 2: Convert to fraction form
    26,522.57/39,781.74 = 15,422.18/x
  3. Step 3: Cross multiply
    26,522.57x = 39,781.74 × 15,422.18
  4. Step 4: Simplify right side
    26,522.57x = 613,521,154.99
  5. Step 5: Solve for x
    x = 613,521,154.99/26,522.57
  6. Step 6: Final answer
    x = 23,132.04

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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.