Home / 15,968.88-23,964.32-5,580.63

Finding the Fourth Proportional to 15,968.88, 23,964.32 and 5,580.63

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Solution

The fourth proportional to 15,968.88, 23,964.32 and 5,580.63 is: 8,374.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,968.88 : 23,964.32 = 5,580.63 : x
  2. Step 2: Convert to fraction form
    15,968.88/23,964.32 = 5,580.63/x
  3. Step 3: Cross multiply
    15,968.88x = 23,964.32 × 5,580.63
  4. Step 4: Simplify right side
    15,968.88x = 133,736,003.12
  5. Step 5: Solve for x
    x = 133,736,003.12/15,968.88
  6. Step 6: Final answer
    x = 8,374.79

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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.