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Finding the Fourth Proportional to 27,808.91, 41,713.02 and 6,749.13

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Solution

The fourth proportional to 27,808.91, 41,713.02 and 6,749.13 is: 10,123.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,808.91 : 41,713.02 = 6,749.13 : x
  2. Step 2: Convert to fraction form
    27,808.91/41,713.02 = 6,749.13/x
  3. Step 3: Cross multiply
    27,808.91x = 41,713.02 × 6,749.13
  4. Step 4: Simplify right side
    27,808.91x = 281,526,369.23
  5. Step 5: Solve for x
    x = 281,526,369.23/27,808.91
  6. Step 6: Final answer
    x = 10,123.60

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1.5x scale

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.