Home / 36,176.88-49,928.37-20,258.25

Finding the Fourth Proportional to 36,176.88, 49,928.37 and 20,258.25

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Solution

The fourth proportional to 36,176.88, 49,928.37 and 20,258.25 is: 27,958.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,176.88 : 49,928.37 = 20,258.25 : x
  2. Step 2: Convert to fraction form
    36,176.88/49,928.37 = 20,258.25/x
  3. Step 3: Cross multiply
    36,176.88x = 49,928.37 × 20,258.25
  4. Step 4: Simplify right side
    36,176.88x = 1,011,461,401.55
  5. Step 5: Solve for x
    x = 1,011,461,401.55/36,176.88
  6. Step 6: Final answer
    x = 27,958.78

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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.