Home / 17,022.31-23,474.64-10,215.30

Finding the Fourth Proportional to 17,022.31, 23,474.64 and 10,215.30

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Solution

The fourth proportional to 17,022.31, 23,474.64 and 10,215.30 is: 14,087.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,022.31 : 23,474.64 = 10,215.30 : x
  2. Step 2: Convert to fraction form
    17,022.31/23,474.64 = 10,215.30/x
  3. Step 3: Cross multiply
    17,022.31x = 23,474.64 × 10,215.30
  4. Step 4: Simplify right side
    17,022.31x = 239,800,380.23
  5. Step 5: Solve for x
    x = 239,800,380.23/17,022.31
  6. Step 6: Final answer
    x = 14,087.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.