Home / 41,634.20-62,459-13,178.32

Finding the Fourth Proportional to 41,634.20, 62,459 and 13,178.32

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Solution

The fourth proportional to 41,634.20, 62,459 and 13,178.32 is: 19,769.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,634.20 : 62,459 = 13,178.32 : x
  2. Step 2: Convert to fraction form
    41,634.20/62,459 = 13,178.32/x
  3. Step 3: Cross multiply
    41,634.20x = 62,459 × 13,178.32
  4. Step 4: Simplify right side
    41,634.20x = 823,104,688.88
  5. Step 5: Solve for x
    x = 823,104,688.88/41,634.20
  6. Step 6: Final answer
    x = 19,769.92

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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.