Home / 17,192.28-25,788.78-5,505.47

Finding the Fourth Proportional to 17,192.28, 25,788.78 and 5,505.47

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Solution

The fourth proportional to 17,192.28, 25,788.78 and 5,505.47 is: 8,258.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,192.28 : 25,788.78 = 5,505.47 : x
  2. Step 2: Convert to fraction form
    17,192.28/25,788.78 = 5,505.47/x
  3. Step 3: Cross multiply
    17,192.28x = 25,788.78 × 5,505.47
  4. Step 4: Simplify right side
    17,192.28x = 141,979,225.68
  5. Step 5: Solve for x
    x = 141,979,225.68/17,192.28
  6. Step 6: Final answer
    x = 8,258.31

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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.