Home / 36,876.72-50,889.96-20,110.80

Finding the Fourth Proportional to 36,876.72, 50,889.96 and 20,110.80

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Solution

The fourth proportional to 36,876.72, 50,889.96 and 20,110.80 is: 27,752.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,876.72 : 50,889.96 = 20,110.80 : x
  2. Step 2: Convert to fraction form
    36,876.72/50,889.96 = 20,110.80/x
  3. Step 3: Cross multiply
    36,876.72x = 50,889.96 × 20,110.80
  4. Step 4: Simplify right side
    36,876.72x = 1,023,437,807.57
  5. Step 5: Solve for x
    x = 1,023,437,807.57/36,876.72
  6. Step 6: Final answer
    x = 27,752.95

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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.