Home / 36,723.32-55,086.28-11,760.12

Finding the Fourth Proportional to 36,723.32, 55,086.28 and 11,760.12

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Solution

The fourth proportional to 36,723.32, 55,086.28 and 11,760.12 is: 17,640.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,723.32 : 55,086.28 = 11,760.12 : x
  2. Step 2: Convert to fraction form
    36,723.32/55,086.28 = 11,760.12/x
  3. Step 3: Cross multiply
    36,723.32x = 55,086.28 × 11,760.12
  4. Step 4: Simplify right side
    36,723.32x = 647,821,263.15
  5. Step 5: Solve for x
    x = 647,821,263.15/36,723.32
  6. Step 6: Final answer
    x = 17,640.60

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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.