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Finding the Fourth Proportional to 17,393.34, 26,040.30 and 16,289.82

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Solution

The fourth proportional to 17,393.34, 26,040.30 and 16,289.82 is: 24,388.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,393.34 : 26,040.30 = 16,289.82 : x
  2. Step 2: Convert to fraction form
    17,393.34/26,040.30 = 16,289.82/x
  3. Step 3: Cross multiply
    17,393.34x = 26,040.30 × 16,289.82
  4. Step 4: Simplify right side
    17,393.34x = 424,191,799.75
  5. Step 5: Solve for x
    x = 424,191,799.75/17,393.34
  6. Step 6: Final answer
    x = 24,388.17

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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.