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Finding the Fourth Proportional to 17,029.02, 25,521.90 and 7,659.03

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Solution

The fourth proportional to 17,029.02, 25,521.90 and 7,659.03 is: 11,478.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,029.02 : 25,521.90 = 7,659.03 : x
  2. Step 2: Convert to fraction form
    17,029.02/25,521.90 = 7,659.03/x
  3. Step 3: Cross multiply
    17,029.02x = 25,521.90 × 7,659.03
  4. Step 4: Simplify right side
    17,029.02x = 195,472,997.76
  5. Step 5: Solve for x
    x = 195,472,997.76/17,029.02
  6. Step 6: Final answer
    x = 11,478.82

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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.