Home / 13,175.04-19,748.72-8,177.41

Finding the Fourth Proportional to 13,175.04, 19,748.72 and 8,177.41

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Solution

The fourth proportional to 13,175.04, 19,748.72 and 8,177.41 is: 12,257.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,175.04 : 19,748.72 = 8,177.41 : x
  2. Step 2: Convert to fraction form
    13,175.04/19,748.72 = 8,177.41/x
  3. Step 3: Cross multiply
    13,175.04x = 19,748.72 × 8,177.41
  4. Step 4: Simplify right side
    13,175.04x = 161,493,425.54
  5. Step 5: Solve for x
    x = 161,493,425.54/13,175.04
  6. Step 6: Final answer
    x = 12,257.52

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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.