Home / 17,313.60-23,891.36-9,761.12

Finding the Fourth Proportional to 17,313.60, 23,891.36 and 9,761.12

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Solution

The fourth proportional to 17,313.60, 23,891.36 and 9,761.12 is: 13,469.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,313.60 : 23,891.36 = 9,761.12 : x
  2. Step 2: Convert to fraction form
    17,313.60/23,891.36 = 9,761.12/x
  3. Step 3: Cross multiply
    17,313.60x = 23,891.36 × 9,761.12
  4. Step 4: Simplify right side
    17,313.60x = 233,206,431.92
  5. Step 5: Solve for x
    x = 233,206,431.92/17,313.60
  6. Step 6: Final answer
    x = 13,469.55

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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.