Home / 13,176.08-19,771.91-4,861.91

Finding the Fourth Proportional to 13,176.08, 19,771.91 and 4,861.91

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Solution

The fourth proportional to 13,176.08, 19,771.91 and 4,861.91 is: 7,295.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,176.08 : 19,771.91 = 4,861.91 : x
  2. Step 2: Convert to fraction form
    13,176.08/19,771.91 = 4,861.91/x
  3. Step 3: Cross multiply
    13,176.08x = 19,771.91 × 4,861.91
  4. Step 4: Simplify right side
    13,176.08x = 96,129,123.78
  5. Step 5: Solve for x
    x = 96,129,123.78/13,176.08
  6. Step 6: Final answer
    x = 7,295.73

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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.