Home / 33,550.81-50,343.49-18,555.18

Finding the Fourth Proportional to 33,550.81, 50,343.49 and 18,555.18

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Solution

The fourth proportional to 33,550.81, 50,343.49 and 18,555.18 is: 27,842.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,550.81 : 50,343.49 = 18,555.18 : x
  2. Step 2: Convert to fraction form
    33,550.81/50,343.49 = 18,555.18/x
  3. Step 3: Cross multiply
    33,550.81x = 50,343.49 × 18,555.18
  4. Step 4: Simplify right side
    33,550.81x = 934,132,353.18
  5. Step 5: Solve for x
    x = 934,132,353.18/33,550.81
  6. Step 6: Final answer
    x = 27,842.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.