Home / 22,218.71-33,306.80-11,114.22

Finding the Fourth Proportional to 22,218.71, 33,306.80 and 11,114.22

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Solution

The fourth proportional to 22,218.71, 33,306.80 and 11,114.22 is: 16,660.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,218.71 : 33,306.80 = 11,114.22 : x
  2. Step 2: Convert to fraction form
    22,218.71/33,306.80 = 11,114.22/x
  3. Step 3: Cross multiply
    22,218.71x = 33,306.80 × 11,114.22
  4. Step 4: Simplify right side
    22,218.71x = 370,179,130.48
  5. Step 5: Solve for x
    x = 370,179,130.48/22,218.71
  6. Step 6: Final answer
    x = 16,660.69

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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.