Home / 15,696.20-23,534.51-7,372.64

Finding the Fourth Proportional to 15,696.20, 23,534.51 and 7,372.64

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Solution

The fourth proportional to 15,696.20, 23,534.51 and 7,372.64 is: 11,054.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,696.20 : 23,534.51 = 7,372.64 : x
  2. Step 2: Convert to fraction form
    15,696.20/23,534.51 = 7,372.64/x
  3. Step 3: Cross multiply
    15,696.20x = 23,534.51 × 7,372.64
  4. Step 4: Simplify right side
    15,696.20x = 173,511,315.27
  5. Step 5: Solve for x
    x = 173,511,315.27/15,696.20
  6. Step 6: Final answer
    x = 11,054.36

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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.