Home / 20,634.64-30,952.56-5,052.25

Finding the Fourth Proportional to 20,634.64, 30,952.56 and 5,052.25

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Solution

The fourth proportional to 20,634.64, 30,952.56 and 5,052.25 is: 7,578.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,634.64 : 30,952.56 = 5,052.25 : x
  2. Step 2: Convert to fraction form
    20,634.64/30,952.56 = 5,052.25/x
  3. Step 3: Cross multiply
    20,634.64x = 30,952.56 × 5,052.25
  4. Step 4: Simplify right side
    20,634.64x = 156,380,071.26
  5. Step 5: Solve for x
    x = 156,380,071.26/20,634.64
  6. Step 6: Final answer
    x = 7,578.52

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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.