Home / 22,011.26-33,016.73-7,220.03

Finding the Fourth Proportional to 22,011.26, 33,016.73 and 7,220.03

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Solution

The fourth proportional to 22,011.26, 33,016.73 and 7,220.03 is: 10,829.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,011.26 : 33,016.73 = 7,220.03 : x
  2. Step 2: Convert to fraction form
    22,011.26/33,016.73 = 7,220.03/x
  3. Step 3: Cross multiply
    22,011.26x = 33,016.73 × 7,220.03
  4. Step 4: Simplify right side
    22,011.26x = 238,381,579.92
  5. Step 5: Solve for x
    x = 238,381,579.92/22,011.26
  6. Step 6: Final answer
    x = 10,829.99

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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.