Home / 40,419.37-55,758.67-27,008.61

Finding the Fourth Proportional to 40,419.37, 55,758.67 and 27,008.61

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Solution

The fourth proportional to 40,419.37, 55,758.67 and 27,008.61 is: 37,258.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,419.37 : 55,758.67 = 27,008.61 : x
  2. Step 2: Convert to fraction form
    40,419.37/55,758.67 = 27,008.61/x
  3. Step 3: Cross multiply
    40,419.37x = 55,758.67 × 27,008.61
  4. Step 4: Simplify right side
    40,419.37x = 1,505,964,172.15
  5. Step 5: Solve for x
    x = 1,505,964,172.15/40,419.37
  6. Step 6: Final answer
    x = 37,258.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.