Home / 19,748.70-27,253.53-11,791.62

Finding the Fourth Proportional to 19,748.70, 27,253.53 and 11,791.62

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Solution

The fourth proportional to 19,748.70, 27,253.53 and 11,791.62 is: 16,272.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,748.70 : 27,253.53 = 11,791.62 : x
  2. Step 2: Convert to fraction form
    19,748.70/27,253.53 = 11,791.62/x
  3. Step 3: Cross multiply
    19,748.70x = 27,253.53 × 11,791.62
  4. Step 4: Simplify right side
    19,748.70x = 321,363,269.42
  5. Step 5: Solve for x
    x = 321,363,269.42/19,748.70
  6. Step 6: Final answer
    x = 16,272.63

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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.