Home / 36,258.42-50,035.83-20,124.78

Finding the Fourth Proportional to 36,258.42, 50,035.83 and 20,124.78

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Solution

The fourth proportional to 36,258.42, 50,035.83 and 20,124.78 is: 27,771.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,258.42 : 50,035.83 = 20,124.78 : x
  2. Step 2: Convert to fraction form
    36,258.42/50,035.83 = 20,124.78/x
  3. Step 3: Cross multiply
    36,258.42x = 50,035.83 × 20,124.78
  4. Step 4: Simplify right side
    36,258.42x = 1,006,960,070.87
  5. Step 5: Solve for x
    x = 1,006,960,070.87/36,258.42
  6. Step 6: Final answer
    x = 27,771.76

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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.