Home / 49,665.79-74,496.68-12,224.04

Finding the Fourth Proportional to 49,665.79, 74,496.68 and 12,224.04

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Solution

The fourth proportional to 49,665.79, 74,496.68 and 12,224.04 is: 18,335.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,665.79 : 74,496.68 = 12,224.04 : x
  2. Step 2: Convert to fraction form
    49,665.79/74,496.68 = 12,224.04/x
  3. Step 3: Cross multiply
    49,665.79x = 74,496.68 × 12,224.04
  4. Step 4: Simplify right side
    49,665.79x = 910,650,396.19
  5. Step 5: Solve for x
    x = 910,650,396.19/49,665.79
  6. Step 6: Final answer
    x = 18,335.57

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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.