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Finding the Fourth Proportional to 17,185.13, 23,715.48 and 9,733.13

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Solution

The fourth proportional to 17,185.13, 23,715.48 and 9,733.13 is: 13,431.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,185.13 : 23,715.48 = 9,733.13 : x
  2. Step 2: Convert to fraction form
    17,185.13/23,715.48 = 9,733.13/x
  3. Step 3: Cross multiply
    17,185.13x = 23,715.48 × 9,733.13
  4. Step 4: Simplify right side
    17,185.13x = 230,825,849.85
  5. Step 5: Solve for x
    x = 230,825,849.85/17,185.13
  6. Step 6: Final answer
    x = 13,431.72

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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.