Home / 36,858.43-50,864.78-20,943.75

Finding the Fourth Proportional to 36,858.43, 50,864.78 and 20,943.75

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Solution

The fourth proportional to 36,858.43, 50,864.78 and 20,943.75 is: 28,902.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,858.43 : 50,864.78 = 20,943.75 : x
  2. Step 2: Convert to fraction form
    36,858.43/50,864.78 = 20,943.75/x
  3. Step 3: Cross multiply
    36,858.43x = 50,864.78 × 20,943.75
  4. Step 4: Simplify right side
    36,858.43x = 1,065,299,236.13
  5. Step 5: Solve for x
    x = 1,065,299,236.13/36,858.43
  6. Step 6: Final answer
    x = 28,902.46

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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.