Home / 37,247.90-55,906.96-13,578.32

Finding the Fourth Proportional to 37,247.90, 55,906.96 and 13,578.32

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Solution

The fourth proportional to 37,247.90, 55,906.96 and 13,578.32 is: 20,380.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,247.90 : 55,906.96 = 13,578.32 : x
  2. Step 2: Convert to fraction form
    37,247.90/55,906.96 = 13,578.32/x
  3. Step 3: Cross multiply
    37,247.90x = 55,906.96 × 13,578.32
  4. Step 4: Simplify right side
    37,247.90x = 759,122,593.11
  5. Step 5: Solve for x
    x = 759,122,593.11/37,247.90
  6. Step 6: Final answer
    x = 20,380.28

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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.