Home / 19,336.39-26,685.89-11,269.62

Finding the Fourth Proportional to 19,336.39, 26,685.89 and 11,269.62

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Solution

The fourth proportional to 19,336.39, 26,685.89 and 11,269.62 is: 15,553.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,336.39 : 26,685.89 = 11,269.62 : x
  2. Step 2: Convert to fraction form
    19,336.39/26,685.89 = 11,269.62/x
  3. Step 3: Cross multiply
    19,336.39x = 26,685.89 × 11,269.62
  4. Step 4: Simplify right side
    19,336.39x = 300,739,839.66
  5. Step 5: Solve for x
    x = 300,739,839.66/19,336.39
  6. Step 6: Final answer
    x = 15,553.05

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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.