Home / 41,078.41-56,690.18-23,172.99

Finding the Fourth Proportional to 41,078.41, 56,690.18 and 23,172.99

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Solution

The fourth proportional to 41,078.41, 56,690.18 and 23,172.99 is: 31,979.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,078.41 : 56,690.18 = 23,172.99 : x
  2. Step 2: Convert to fraction form
    41,078.41/56,690.18 = 23,172.99/x
  3. Step 3: Cross multiply
    41,078.41x = 56,690.18 × 23,172.99
  4. Step 4: Simplify right side
    41,078.41x = 1,313,680,732.68
  5. Step 5: Solve for x
    x = 1,313,680,732.68/41,078.41
  6. Step 6: Final answer
    x = 31,979.84

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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.