Home / 19,269.49-26,593.82-11,311.55

Finding the Fourth Proportional to 19,269.49, 26,593.82 and 11,311.55

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Solution

The fourth proportional to 19,269.49, 26,593.82 and 11,311.55 is: 15,611.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,269.49 : 26,593.82 = 11,311.55 : x
  2. Step 2: Convert to fraction form
    19,269.49/26,593.82 = 11,311.55/x
  3. Step 3: Cross multiply
    19,269.49x = 26,593.82 × 11,311.55
  4. Step 4: Simplify right side
    19,269.49x = 300,817,324.62
  5. Step 5: Solve for x
    x = 300,817,324.62/19,269.49
  6. Step 6: Final answer
    x = 15,611.07

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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.