Home / 12,396.93-17,107.26-6,731.46

Finding the Fourth Proportional to 12,396.93, 17,107.26 and 6,731.46

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Solution

The fourth proportional to 12,396.93, 17,107.26 and 6,731.46 is: 9,289.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,396.93 : 17,107.26 = 6,731.46 : x
  2. Step 2: Convert to fraction form
    12,396.93/17,107.26 = 6,731.46/x
  3. Step 3: Cross multiply
    12,396.93x = 17,107.26 × 6,731.46
  4. Step 4: Simplify right side
    12,396.93x = 115,156,836.40
  5. Step 5: Solve for x
    x = 115,156,836.40/12,396.93
  6. Step 6: Final answer
    x = 9,289.14

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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.