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Finding the Fourth Proportional to 15,896.97, 23,833.94 and 9,321.93

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Solution

The fourth proportional to 15,896.97, 23,833.94 and 9,321.93 is: 13,976.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,896.97 : 23,833.94 = 9,321.93 : x
  2. Step 2: Convert to fraction form
    15,896.97/23,833.94 = 9,321.93/x
  3. Step 3: Cross multiply
    15,896.97x = 23,833.94 × 9,321.93
  4. Step 4: Simplify right side
    15,896.97x = 222,178,273.69
  5. Step 5: Solve for x
    x = 222,178,273.69/15,896.97
  6. Step 6: Final answer
    x = 13,976.14

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1.5x scale

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.