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Finding the Fourth Proportional to 17,239.44, 25,808.13 and 10,644.42

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Solution

The fourth proportional to 17,239.44, 25,808.13 and 10,644.42 is: 15,935.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,239.44 : 25,808.13 = 10,644.42 : x
  2. Step 2: Convert to fraction form
    17,239.44/25,808.13 = 10,644.42/x
  3. Step 3: Cross multiply
    17,239.44x = 25,808.13 × 10,644.42
  4. Step 4: Simplify right side
    17,239.44x = 274,712,575.13
  5. Step 5: Solve for x
    x = 274,712,575.13/17,239.44
  6. Step 6: Final answer
    x = 15,935.12

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1.5x scale

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.