Home / 41,688.87-62,539.85-13,602.44

Finding the Fourth Proportional to 41,688.87, 62,539.85 and 13,602.44

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Solution

The fourth proportional to 41,688.87, 62,539.85 and 13,602.44 is: 20,405.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,688.87 : 62,539.85 = 13,602.44 : x
  2. Step 2: Convert to fraction form
    41,688.87/62,539.85 = 13,602.44/x
  3. Step 3: Cross multiply
    41,688.87x = 62,539.85 × 13,602.44
  4. Step 4: Simplify right side
    41,688.87x = 850,694,176.52
  5. Step 5: Solve for x
    x = 850,694,176.52/41,688.87
  6. Step 6: Final answer
    x = 20,405.79

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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.