Home / 17,272.70-25,902.54-5,582.78

Finding the Fourth Proportional to 17,272.70, 25,902.54 and 5,582.78

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Solution

The fourth proportional to 17,272.70, 25,902.54 and 5,582.78 is: 8,372.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,272.70 : 25,902.54 = 5,582.78 : x
  2. Step 2: Convert to fraction form
    17,272.70/25,902.54 = 5,582.78/x
  3. Step 3: Cross multiply
    17,272.70x = 25,902.54 × 5,582.78
  4. Step 4: Simplify right side
    17,272.70x = 144,608,182.26
  5. Step 5: Solve for x
    x = 144,608,182.26/17,272.70
  6. Step 6: Final answer
    x = 8,372.07

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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.