Home / 22,408.25-33,546.15-19,640.17

Finding the Fourth Proportional to 22,408.25, 33,546.15 and 19,640.17

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Solution

The fourth proportional to 22,408.25, 33,546.15 and 19,640.17 is: 29,402.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,408.25 : 33,546.15 = 19,640.17 : x
  2. Step 2: Convert to fraction form
    22,408.25/33,546.15 = 19,640.17/x
  3. Step 3: Cross multiply
    22,408.25x = 33,546.15 × 19,640.17
  4. Step 4: Simplify right side
    22,408.25x = 658,852,130.78
  5. Step 5: Solve for x
    x = 658,852,130.78/22,408.25
  6. Step 6: Final answer
    x = 29,402.22

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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.