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Finding the Fourth Proportional to 17,153.70, 25,859.12 and 16,010.66

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Solution

The fourth proportional to 17,153.70, 25,859.12 and 16,010.66 is: 24,135.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,153.70 : 25,859.12 = 16,010.66 : x
  2. Step 2: Convert to fraction form
    17,153.70/25,859.12 = 16,010.66/x
  3. Step 3: Cross multiply
    17,153.70x = 25,859.12 × 16,010.66
  4. Step 4: Simplify right side
    17,153.70x = 414,021,368.87
  5. Step 5: Solve for x
    x = 414,021,368.87/17,153.70
  6. Step 6: Final answer
    x = 24,135.98

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.