Home / 34,769.91-52,141.22-12,275.79

Finding the Fourth Proportional to 34,769.91, 52,141.22 and 12,275.79

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Solution

The fourth proportional to 34,769.91, 52,141.22 and 12,275.79 is: 18,408.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,769.91 : 52,141.22 = 12,275.79 : x
  2. Step 2: Convert to fraction form
    34,769.91/52,141.22 = 12,275.79/x
  3. Step 3: Cross multiply
    34,769.91x = 52,141.22 × 12,275.79
  4. Step 4: Simplify right side
    34,769.91x = 640,074,651.72
  5. Step 5: Solve for x
    x = 640,074,651.72/34,769.91
  6. Step 6: Final answer
    x = 18,408.87

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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.