Home / 36,919.26-50,952.85-21,006.20

Finding the Fourth Proportional to 36,919.26, 50,952.85 and 21,006.20

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Solution

The fourth proportional to 36,919.26, 50,952.85 and 21,006.20 is: 28,990.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,919.26 : 50,952.85 = 21,006.20 : x
  2. Step 2: Convert to fraction form
    36,919.26/50,952.85 = 21,006.20/x
  3. Step 3: Cross multiply
    36,919.26x = 50,952.85 × 21,006.20
  4. Step 4: Simplify right side
    36,919.26x = 1,070,325,832.54
  5. Step 5: Solve for x
    x = 1,070,325,832.54/36,919.26
  6. Step 6: Final answer
    x = 28,990.99

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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.