Home / 40,181.67-55,450.17-22,276.62

Finding the Fourth Proportional to 40,181.67, 55,450.17 and 22,276.62

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Solution

The fourth proportional to 40,181.67, 55,450.17 and 22,276.62 is: 30,741.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,181.67 : 55,450.17 = 22,276.62 : x
  2. Step 2: Convert to fraction form
    40,181.67/55,450.17 = 22,276.62/x
  3. Step 3: Cross multiply
    40,181.67x = 55,450.17 × 22,276.62
  4. Step 4: Simplify right side
    40,181.67x = 1,235,242,366.03
  5. Step 5: Solve for x
    x = 1,235,242,366.03/40,181.67
  6. Step 6: Final answer
    x = 30,741.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.