Home / 22,550.40-33,842.61-8,509.86

Finding the Fourth Proportional to 22,550.40, 33,842.61 and 8,509.86

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Solution

The fourth proportional to 22,550.40, 33,842.61 and 8,509.86 is: 12,771.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,550.40 : 33,842.61 = 8,509.86 : x
  2. Step 2: Convert to fraction form
    22,550.40/33,842.61 = 8,509.86/x
  3. Step 3: Cross multiply
    22,550.40x = 33,842.61 × 8,509.86
  4. Step 4: Simplify right side
    22,550.40x = 287,995,873.13
  5. Step 5: Solve for x
    x = 287,995,873.13/22,550.40
  6. Step 6: Final answer
    x = 12,771.21

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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.