Home / 69,856.36-104,784.62-17,265.04

Finding the Fourth Proportional to 69,856.36, 104,784.62 and 17,265.04

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Solution

The fourth proportional to 69,856.36, 104,784.62 and 17,265.04 is: 25,897.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,856.36 : 104,784.62 = 17,265.04 : x
  2. Step 2: Convert to fraction form
    69,856.36/104,784.62 = 17,265.04/x
  3. Step 3: Cross multiply
    69,856.36x = 104,784.62 × 17,265.04
  4. Step 4: Simplify right side
    69,856.36x = 1,809,110,655.68
  5. Step 5: Solve for x
    x = 1,809,110,655.68/69,856.36
  6. Step 6: Final answer
    x = 25,897.58

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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.