Home / 36,168.56-54,256.20-11,208.80

Finding the Fourth Proportional to 36,168.56, 54,256.20 and 11,208.80

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Solution

The fourth proportional to 36,168.56, 54,256.20 and 11,208.80 is: 16,814.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,168.56 : 54,256.20 = 11,208.80 : x
  2. Step 2: Convert to fraction form
    36,168.56/54,256.20 = 11,208.80/x
  3. Step 3: Cross multiply
    36,168.56x = 54,256.20 × 11,208.80
  4. Step 4: Simplify right side
    36,168.56x = 608,146,894.56
  5. Step 5: Solve for x
    x = 608,146,894.56/36,168.56
  6. Step 6: Final answer
    x = 16,814.24

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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.