Home / 17,285.28-25,918.60-6,185.88

Finding the Fourth Proportional to 17,285.28, 25,918.60 and 6,185.88

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Solution

The fourth proportional to 17,285.28, 25,918.60 and 6,185.88 is: 9,275.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,285.28 : 25,918.60 = 6,185.88 : x
  2. Step 2: Convert to fraction form
    17,285.28/25,918.60 = 6,185.88/x
  3. Step 3: Cross multiply
    17,285.28x = 25,918.60 × 6,185.88
  4. Step 4: Simplify right side
    17,285.28x = 160,329,349.37
  5. Step 5: Solve for x
    x = 160,329,349.37/17,285.28
  6. Step 6: Final answer
    x = 9,275.48

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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.