Home / 17,110.20-25,646.78-7,256.36

Finding the Fourth Proportional to 17,110.20, 25,646.78 and 7,256.36

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Solution

The fourth proportional to 17,110.20, 25,646.78 and 7,256.36 is: 10,876.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,110.20 : 25,646.78 = 7,256.36 : x
  2. Step 2: Convert to fraction form
    17,110.20/25,646.78 = 7,256.36/x
  3. Step 3: Cross multiply
    17,110.20x = 25,646.78 × 7,256.36
  4. Step 4: Simplify right side
    17,110.20x = 186,102,104.01
  5. Step 5: Solve for x
    x = 186,102,104.01/17,110.20
  6. Step 6: Final answer
    x = 10,876.68

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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.