Home / 41,455.96-62,188.50-11,878.60

Finding the Fourth Proportional to 41,455.96, 62,188.50 and 11,878.60

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Solution

The fourth proportional to 41,455.96, 62,188.50 and 11,878.60 is: 17,819.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,455.96 : 62,188.50 = 11,878.60 : x
  2. Step 2: Convert to fraction form
    41,455.96/62,188.50 = 11,878.60/x
  3. Step 3: Cross multiply
    41,455.96x = 62,188.50 × 11,878.60
  4. Step 4: Simplify right side
    41,455.96x = 738,712,316.10
  5. Step 5: Solve for x
    x = 738,712,316.10/41,455.96
  6. Step 6: Final answer
    x = 17,819.21

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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.