Home / 17,218.94-23,760.18-9,663.70

Finding the Fourth Proportional to 17,218.94, 23,760.18 and 9,663.70

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Solution

The fourth proportional to 17,218.94, 23,760.18 and 9,663.70 is: 13,334.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,218.94 : 23,760.18 = 9,663.70 : x
  2. Step 2: Convert to fraction form
    17,218.94/23,760.18 = 9,663.70/x
  3. Step 3: Cross multiply
    17,218.94x = 23,760.18 × 9,663.70
  4. Step 4: Simplify right side
    17,218.94x = 229,611,251.47
  5. Step 5: Solve for x
    x = 229,611,251.47/17,218.94
  6. Step 6: Final answer
    x = 13,334.81

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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.