Home / 49,632.34-74,449.68-12,696.34

Finding the Fourth Proportional to 49,632.34, 74,449.68 and 12,696.34

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Solution

The fourth proportional to 49,632.34, 74,449.68 and 12,696.34 is: 19,044.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,632.34 : 74,449.68 = 12,696.34 : x
  2. Step 2: Convert to fraction form
    49,632.34/74,449.68 = 12,696.34/x
  3. Step 3: Cross multiply
    49,632.34x = 74,449.68 × 12,696.34
  4. Step 4: Simplify right side
    49,632.34x = 945,238,450.17
  5. Step 5: Solve for x
    x = 945,238,450.17/49,632.34
  6. Step 6: Final answer
    x = 19,044.81

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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.