Home / 22,144.89-30,568.48-16,223.59

Finding the Fourth Proportional to 22,144.89, 30,568.48 and 16,223.59

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Solution

The fourth proportional to 22,144.89, 30,568.48 and 16,223.59 is: 22,394.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,144.89 : 30,568.48 = 16,223.59 : x
  2. Step 2: Convert to fraction form
    22,144.89/30,568.48 = 16,223.59/x
  3. Step 3: Cross multiply
    22,144.89x = 30,568.48 × 16,223.59
  4. Step 4: Simplify right side
    22,144.89x = 495,930,486.44
  5. Step 5: Solve for x
    x = 495,930,486.44/22,144.89
  6. Step 6: Final answer
    x = 22,394.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.