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Finding the Fourth Proportional to 17,058.67, 25,588 and 6,663.13

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Solution

The fourth proportional to 17,058.67, 25,588 and 6,663.13 is: 9,994.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,058.67 : 25,588 = 6,663.13 : x
  2. Step 2: Convert to fraction form
    17,058.67/25,588 = 6,663.13/x
  3. Step 3: Cross multiply
    17,058.67x = 25,588 × 6,663.13
  4. Step 4: Simplify right side
    17,058.67x = 170,496,170.44
  5. Step 5: Solve for x
    x = 170,496,170.44/17,058.67
  6. Step 6: Final answer
    x = 9,994.69

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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.