Home / 22,137.68-33,216.30-11,605.19

Finding the Fourth Proportional to 22,137.68, 33,216.30 and 11,605.19

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Solution

The fourth proportional to 22,137.68, 33,216.30 and 11,605.19 is: 17,412.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,137.68 : 33,216.30 = 11,605.19 : x
  2. Step 2: Convert to fraction form
    22,137.68/33,216.30 = 11,605.19/x
  3. Step 3: Cross multiply
    22,137.68x = 33,216.30 × 11,605.19
  4. Step 4: Simplify right side
    22,137.68x = 385,481,306.52
  5. Step 5: Solve for x
    x = 385,481,306.52/22,137.68
  6. Step 6: Final answer
    x = 17,412.90

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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.