Home / 16,550.79-22,839.44-8,997.05

Finding the Fourth Proportional to 16,550.79, 22,839.44 and 8,997.05

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Solution

The fourth proportional to 16,550.79, 22,839.44 and 8,997.05 is: 12,415.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,550.79 : 22,839.44 = 8,997.05 : x
  2. Step 2: Convert to fraction form
    16,550.79/22,839.44 = 8,997.05/x
  3. Step 3: Cross multiply
    16,550.79x = 22,839.44 × 8,997.05
  4. Step 4: Simplify right side
    16,550.79x = 205,487,424.47
  5. Step 5: Solve for x
    x = 205,487,424.47/16,550.79
  6. Step 6: Final answer
    x = 12,415.57

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Double scale
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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.