Home / 36,845.40-55,276.20-11,881.20

Finding the Fourth Proportional to 36,845.40, 55,276.20 and 11,881.20

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Solution

The fourth proportional to 36,845.40, 55,276.20 and 11,881.20 is: 17,824.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,845.40 : 55,276.20 = 11,881.20 : x
  2. Step 2: Convert to fraction form
    36,845.40/55,276.20 = 11,881.20/x
  3. Step 3: Cross multiply
    36,845.40x = 55,276.20 × 11,881.20
  4. Step 4: Simplify right side
    36,845.40x = 656,747,587.44
  5. Step 5: Solve for x
    x = 656,747,587.44/36,845.40
  6. Step 6: Final answer
    x = 17,824.41

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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.