Home / 19,961.06-29,960.01-10,107.25

Finding the Fourth Proportional to 19,961.06, 29,960.01 and 10,107.25

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Solution

The fourth proportional to 19,961.06, 29,960.01 and 10,107.25 is: 15,170.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,961.06 : 29,960.01 = 10,107.25 : x
  2. Step 2: Convert to fraction form
    19,961.06/29,960.01 = 10,107.25/x
  3. Step 3: Cross multiply
    19,961.06x = 29,960.01 × 10,107.25
  4. Step 4: Simplify right side
    19,961.06x = 302,813,236.17
  5. Step 5: Solve for x
    x = 302,813,236.17/19,961.06
  6. Step 6: Final answer
    x = 15,170.20

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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.