Home / 36,850.81-50,854.28-20,936.13

Finding the Fourth Proportional to 36,850.81, 50,854.28 and 20,936.13

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Solution

The fourth proportional to 36,850.81, 50,854.28 and 20,936.13 is: 28,891.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,850.81 : 50,854.28 = 20,936.13 : x
  2. Step 2: Convert to fraction form
    36,850.81/50,854.28 = 20,936.13/x
  3. Step 3: Cross multiply
    36,850.81x = 50,854.28 × 20,936.13
  4. Step 4: Simplify right side
    36,850.81x = 1,064,691,869.48
  5. Step 5: Solve for x
    x = 1,064,691,869.48/36,850.81
  6. Step 6: Final answer
    x = 28,891.95

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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.