Home / 13,175.47-19,770.99-4,861.33

Finding the Fourth Proportional to 13,175.47, 19,770.99 and 4,861.33

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Solution

The fourth proportional to 13,175.47, 19,770.99 and 4,861.33 is: 7,294.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,175.47 : 19,770.99 = 4,861.33 : x
  2. Step 2: Convert to fraction form
    13,175.47/19,770.99 = 4,861.33/x
  3. Step 3: Cross multiply
    13,175.47x = 19,770.99 × 4,861.33
  4. Step 4: Simplify right side
    13,175.47x = 96,113,207.96
  5. Step 5: Solve for x
    x = 96,113,207.96/13,175.47
  6. Step 6: Final answer
    x = 7,294.86

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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.