Home / 22,223.28-33,298-15,635.64

Finding the Fourth Proportional to 22,223.28, 33,298 and 15,635.64

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Solution

The fourth proportional to 22,223.28, 33,298 and 15,635.64 is: 23,427.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,223.28 : 33,298 = 15,635.64 : x
  2. Step 2: Convert to fraction form
    22,223.28/33,298 = 15,635.64/x
  3. Step 3: Cross multiply
    22,223.28x = 33,298 × 15,635.64
  4. Step 4: Simplify right side
    22,223.28x = 520,635,540.72
  5. Step 5: Solve for x
    x = 520,635,540.72/22,223.28
  6. Step 6: Final answer
    x = 23,427.48

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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.