Home / 36,001.62-49,684.62-20,086.41

Finding the Fourth Proportional to 36,001.62, 49,684.62 and 20,086.41

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Solution

The fourth proportional to 36,001.62, 49,684.62 and 20,086.41 is: 27,720.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,001.62 : 49,684.62 = 20,086.41 : x
  2. Step 2: Convert to fraction form
    36,001.62/49,684.62 = 20,086.41/x
  3. Step 3: Cross multiply
    36,001.62x = 49,684.62 × 20,086.41
  4. Step 4: Simplify right side
    36,001.62x = 997,985,909.66
  5. Step 5: Solve for x
    x = 997,985,909.66/36,001.62
  6. Step 6: Final answer
    x = 27,720.58

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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.