Home / 22,385.60-33,578.40-9,233.60

Finding the Fourth Proportional to 22,385.60, 33,578.40 and 9,233.60

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Solution

The fourth proportional to 22,385.60, 33,578.40 and 9,233.60 is: 13,850.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,385.60 : 33,578.40 = 9,233.60 : x
  2. Step 2: Convert to fraction form
    22,385.60/33,578.40 = 9,233.60/x
  3. Step 3: Cross multiply
    22,385.60x = 33,578.40 × 9,233.60
  4. Step 4: Simplify right side
    22,385.60x = 310,049,514.24
  5. Step 5: Solve for x
    x = 310,049,514.24/22,385.60
  6. Step 6: Final answer
    x = 13,850.40

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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.