Home / 36,911.52-50,936.29-20,995.83

Finding the Fourth Proportional to 36,911.52, 50,936.29 and 20,995.83

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Solution

The fourth proportional to 36,911.52, 50,936.29 and 20,995.83 is: 28,973.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,911.52 : 50,936.29 = 20,995.83 : x
  2. Step 2: Convert to fraction form
    36,911.52/50,936.29 = 20,995.83/x
  3. Step 3: Cross multiply
    36,911.52x = 50,936.29 × 20,995.83
  4. Step 4: Simplify right side
    36,911.52x = 1,069,449,685.67
  5. Step 5: Solve for x
    x = 1,069,449,685.67/36,911.52
  6. Step 6: Final answer
    x = 28,973.33

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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.