Home / 19,691.29-27,173.03-11,733.34

Finding the Fourth Proportional to 19,691.29, 27,173.03 and 11,733.34

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Solution

The fourth proportional to 19,691.29, 27,173.03 and 11,733.34 is: 16,191.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,691.29 : 27,173.03 = 11,733.34 : x
  2. Step 2: Convert to fraction form
    19,691.29/27,173.03 = 11,733.34/x
  3. Step 3: Cross multiply
    19,691.29x = 27,173.03 × 11,733.34
  4. Step 4: Simplify right side
    19,691.29x = 318,830,399.82
  5. Step 5: Solve for x
    x = 318,830,399.82/19,691.29
  6. Step 6: Final answer
    x = 16,191.44

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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.