Home / 49,665.29-74,544.74-18,105.86

Finding the Fourth Proportional to 49,665.29, 74,544.74 and 18,105.86

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Solution

The fourth proportional to 49,665.29, 74,544.74 and 18,105.86 is: 27,175.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,665.29 : 74,544.74 = 18,105.86 : x
  2. Step 2: Convert to fraction form
    49,665.29/74,544.74 = 18,105.86/x
  3. Step 3: Cross multiply
    49,665.29x = 74,544.74 × 18,105.86
  4. Step 4: Simplify right side
    49,665.29x = 1,349,696,162.92
  5. Step 5: Solve for x
    x = 1,349,696,162.92/49,665.29
  6. Step 6: Final answer
    x = 27,175.85

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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.