Home / 13,934.73-20,908.23-6,538.56

Finding the Fourth Proportional to 13,934.73, 20,908.23 and 6,538.56

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Solution

The fourth proportional to 13,934.73, 20,908.23 and 6,538.56 is: 9,810.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,934.73 : 20,908.23 = 6,538.56 : x
  2. Step 2: Convert to fraction form
    13,934.73/20,908.23 = 6,538.56/x
  3. Step 3: Cross multiply
    13,934.73x = 20,908.23 × 6,538.56
  4. Step 4: Simplify right side
    13,934.73x = 136,709,613.42
  5. Step 5: Solve for x
    x = 136,709,613.42/13,934.73
  6. Step 6: Final answer
    x = 9,810.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.