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Finding the Fourth Proportional to 17,051.62, 25,447.80 and 15,923.66

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Solution

The fourth proportional to 17,051.62, 25,447.80 and 15,923.66 is: 23,764.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,051.62 : 25,447.80 = 15,923.66 : x
  2. Step 2: Convert to fraction form
    17,051.62/25,447.80 = 15,923.66/x
  3. Step 3: Cross multiply
    17,051.62x = 25,447.80 × 15,923.66
  4. Step 4: Simplify right side
    17,051.62x = 405,222,114.95
  5. Step 5: Solve for x
    x = 405,222,114.95/17,051.62
  6. Step 6: Final answer
    x = 23,764.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.