Home / 36,899.25-50,921.10-20,132.25

Finding the Fourth Proportional to 36,899.25, 50,921.10 and 20,132.25

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Solution

The fourth proportional to 36,899.25, 50,921.10 and 20,132.25 is: 27,782.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,899.25 : 50,921.10 = 20,132.25 : x
  2. Step 2: Convert to fraction form
    36,899.25/50,921.10 = 20,132.25/x
  3. Step 3: Cross multiply
    36,899.25x = 50,921.10 × 20,132.25
  4. Step 4: Simplify right side
    36,899.25x = 1,025,156,315.48
  5. Step 5: Solve for x
    x = 1,025,156,315.48/36,899.25
  6. Step 6: Final answer
    x = 27,782.58

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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.