Home / 16,550.28-22,839.55-8,996.63

Finding the Fourth Proportional to 16,550.28, 22,839.55 and 8,996.63

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Solution

The fourth proportional to 16,550.28, 22,839.55 and 8,996.63 is: 12,415.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,550.28 : 22,839.55 = 8,996.63 : x
  2. Step 2: Convert to fraction form
    16,550.28/22,839.55 = 8,996.63/x
  3. Step 3: Cross multiply
    16,550.28x = 22,839.55 × 8,996.63
  4. Step 4: Simplify right side
    16,550.28x = 205,478,980.72
  5. Step 5: Solve for x
    x = 205,478,980.72/16,550.28
  6. Step 6: Final answer
    x = 12,415.44

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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.