Home / 36,771.28-55,087.80-18,258.64

Finding the Fourth Proportional to 36,771.28, 55,087.80 and 18,258.64

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Solution

The fourth proportional to 36,771.28, 55,087.80 and 18,258.64 is: 27,353.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,771.28 : 55,087.80 = 18,258.64 : x
  2. Step 2: Convert to fraction form
    36,771.28/55,087.80 = 18,258.64/x
  3. Step 3: Cross multiply
    36,771.28x = 55,087.80 × 18,258.64
  4. Step 4: Simplify right side
    36,771.28x = 1,005,828,308.59
  5. Step 5: Solve for x
    x = 1,005,828,308.59/36,771.28
  6. Step 6: Final answer
    x = 27,353.64

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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.