Home / 27,964.70-41,886.87-13,151.42

Finding the Fourth Proportional to 27,964.70, 41,886.87 and 13,151.42

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Solution

The fourth proportional to 27,964.70, 41,886.87 and 13,151.42 is: 19,698.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,964.70 : 41,886.87 = 13,151.42 : x
  2. Step 2: Convert to fraction form
    27,964.70/41,886.87 = 13,151.42/x
  3. Step 3: Cross multiply
    27,964.70x = 41,886.87 × 13,151.42
  4. Step 4: Simplify right side
    27,964.70x = 550,871,819.86
  5. Step 5: Solve for x
    x = 550,871,819.86/27,964.70
  6. Step 6: Final answer
    x = 19,698.83

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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.