Home / 17,129.06-25,695.30-4,649.28

Finding the Fourth Proportional to 17,129.06, 25,695.30 and 4,649.28

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Solution

The fourth proportional to 17,129.06, 25,695.30 and 4,649.28 is: 6,974.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,129.06 : 25,695.30 = 4,649.28 : x
  2. Step 2: Convert to fraction form
    17,129.06/25,695.30 = 4,649.28/x
  3. Step 3: Cross multiply
    17,129.06x = 25,695.30 × 4,649.28
  4. Step 4: Simplify right side
    17,129.06x = 119,464,644.38
  5. Step 5: Solve for x
    x = 119,464,644.38/17,129.06
  6. Step 6: Final answer
    x = 6,974.38

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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.