Home / 30,178.20-41,666.22-23,091.96

Finding the Fourth Proportional to 30,178.20, 41,666.22 and 23,091.96

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Solution

The fourth proportional to 30,178.20, 41,666.22 and 23,091.96 is: 31,882.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,178.20 : 41,666.22 = 23,091.96 : x
  2. Step 2: Convert to fraction form
    30,178.20/41,666.22 = 23,091.96/x
  3. Step 3: Cross multiply
    30,178.20x = 41,666.22 × 23,091.96
  4. Step 4: Simplify right side
    30,178.20x = 962,154,685.59
  5. Step 5: Solve for x
    x = 962,154,685.59/30,178.20
  6. Step 6: Final answer
    x = 31,882.44

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