Home / 15,961.73-23,929.20-6,949.11

Finding the Fourth Proportional to 15,961.73, 23,929.20 and 6,949.11

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Solution

The fourth proportional to 15,961.73, 23,929.20 and 6,949.11 is: 10,417.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,961.73 : 23,929.20 = 6,949.11 : x
  2. Step 2: Convert to fraction form
    15,961.73/23,929.20 = 6,949.11/x
  3. Step 3: Cross multiply
    15,961.73x = 23,929.20 × 6,949.11
  4. Step 4: Simplify right side
    15,961.73x = 166,286,643.01
  5. Step 5: Solve for x
    x = 166,286,643.01/15,961.73
  6. Step 6: Final answer
    x = 10,417.84

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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.