Home / 15,967.52-23,948.54-4,278

Finding the Fourth Proportional to 15,967.52, 23,948.54 and 4,278

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Solution

The fourth proportional to 15,967.52, 23,948.54 and 4,278 is: 6,416.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,967.52 : 23,948.54 = 4,278 : x
  2. Step 2: Convert to fraction form
    15,967.52/23,948.54 = 4,278/x
  3. Step 3: Cross multiply
    15,967.52x = 23,948.54 × 4,278
  4. Step 4: Simplify right side
    15,967.52x = 102,451,832.73
  5. Step 5: Solve for x
    x = 102,451,832.73/15,967.52
  6. Step 6: Final answer
    x = 6,416.27

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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.