Home / 69,696.45-104,544.76-19,095.91

Finding the Fourth Proportional to 69,696.45, 104,544.76 and 19,095.91

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Solution

The fourth proportional to 69,696.45, 104,544.76 and 19,095.91 is: 28,643.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,696.45 : 104,544.76 = 19,095.91 : x
  2. Step 2: Convert to fraction form
    69,696.45/104,544.76 = 19,095.91/x
  3. Step 3: Cross multiply
    69,696.45x = 104,544.76 × 19,095.91
  4. Step 4: Simplify right side
    69,696.45x = 1,996,377,532.03
  5. Step 5: Solve for x
    x = 1,996,377,532.03/69,696.45
  6. Step 6: Final answer
    x = 28,643.89

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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.