Home / 13,960.45-19,251.07-9,716.36

Finding the Fourth Proportional to 13,960.45, 19,251.07 and 9,716.36

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Solution

The fourth proportional to 13,960.45, 19,251.07 and 9,716.36 is: 13,398.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,960.45 : 19,251.07 = 9,716.36 : x
  2. Step 2: Convert to fraction form
    13,960.45/19,251.07 = 9,716.36/x
  3. Step 3: Cross multiply
    13,960.45x = 19,251.07 × 9,716.36
  4. Step 4: Simplify right side
    13,960.45x = 187,050,205.96
  5. Step 5: Solve for x
    x = 187,050,205.96/13,960.45
  6. Step 6: Final answer
    x = 13,398.58

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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.