Home / 22,202.25-33,319.82-10,515.51

Finding the Fourth Proportional to 22,202.25, 33,319.82 and 10,515.51

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Solution

The fourth proportional to 22,202.25, 33,319.82 and 10,515.51 is: 15,781.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,202.25 : 33,319.82 = 10,515.51 : x
  2. Step 2: Convert to fraction form
    22,202.25/33,319.82 = 10,515.51/x
  3. Step 3: Cross multiply
    22,202.25x = 33,319.82 × 10,515.51
  4. Step 4: Simplify right side
    22,202.25x = 350,374,681.23
  5. Step 5: Solve for x
    x = 350,374,681.23/22,202.25
  6. Step 6: Final answer
    x = 15,781.04

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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.