Home / 13,175.52-19,771.08-4,861.38

Finding the Fourth Proportional to 13,175.52, 19,771.08 and 4,861.38

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Solution

The fourth proportional to 13,175.52, 19,771.08 and 4,861.38 is: 7,294.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,175.52 : 19,771.08 = 4,861.38 : x
  2. Step 2: Convert to fraction form
    13,175.52/19,771.08 = 4,861.38/x
  3. Step 3: Cross multiply
    13,175.52x = 19,771.08 × 4,861.38
  4. Step 4: Simplify right side
    13,175.52x = 96,114,732.89
  5. Step 5: Solve for x
    x = 96,114,732.89/13,175.52
  6. Step 6: Final answer
    x = 7,294.95

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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.