Home / 17,189.75-23,723.30-9,635.96

Finding the Fourth Proportional to 17,189.75, 23,723.30 and 9,635.96

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Solution

The fourth proportional to 17,189.75, 23,723.30 and 9,635.96 is: 13,298.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,189.75 : 23,723.30 = 9,635.96 : x
  2. Step 2: Convert to fraction form
    17,189.75/23,723.30 = 9,635.96/x
  3. Step 3: Cross multiply
    17,189.75x = 23,723.30 × 9,635.96
  4. Step 4: Simplify right side
    17,189.75x = 228,596,769.87
  5. Step 5: Solve for x
    x = 228,596,769.87/17,189.75
  6. Step 6: Final answer
    x = 13,298.43

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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.