Home / 22,202.40-33,303.60-21,837.90

Finding the Fourth Proportional to 22,202.40, 33,303.60 and 21,837.90

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Solution

The fourth proportional to 22,202.40, 33,303.60 and 21,837.90 is: 32,756.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,202.40 : 33,303.60 = 21,837.90 : x
  2. Step 2: Convert to fraction form
    22,202.40/33,303.60 = 21,837.90/x
  3. Step 3: Cross multiply
    22,202.40x = 33,303.60 × 21,837.90
  4. Step 4: Simplify right side
    22,202.40x = 727,280,686.44
  5. Step 5: Solve for x
    x = 727,280,686.44/22,202.40
  6. Step 6: Final answer
    x = 32,756.85

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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.