Home / 36,381.91-50,213.16-21,066.23

Finding the Fourth Proportional to 36,381.91, 50,213.16 and 21,066.23

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Solution

The fourth proportional to 36,381.91, 50,213.16 and 21,066.23 is: 29,074.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,381.91 : 50,213.16 = 21,066.23 : x
  2. Step 2: Convert to fraction form
    36,381.91/50,213.16 = 21,066.23/x
  3. Step 3: Cross multiply
    36,381.91x = 50,213.16 × 21,066.23
  4. Step 4: Simplify right side
    36,381.91x = 1,057,801,726.52
  5. Step 5: Solve for x
    x = 1,057,801,726.52/36,381.91
  6. Step 6: Final answer
    x = 29,074.94

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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.