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Finding the Fourth Proportional to 27,494.67, 37,942.67 and 14,919.42

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Solution

The fourth proportional to 27,494.67, 37,942.67 and 14,919.42 is: 20,588.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,494.67 : 37,942.67 = 14,919.42 : x
  2. Step 2: Convert to fraction form
    27,494.67/37,942.67 = 14,919.42/x
  3. Step 3: Cross multiply
    27,494.67x = 37,942.67 × 14,919.42
  4. Step 4: Simplify right side
    27,494.67x = 566,082,666.95
  5. Step 5: Solve for x
    x = 566,082,666.95/27,494.67
  6. Step 6: Final answer
    x = 20,588.81

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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.