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Finding the Fourth Proportional to 17,417.94, 26,092.89 and 13,915.14

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Solution

The fourth proportional to 17,417.94, 26,092.89 and 13,915.14 is: 20,845.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,417.94 : 26,092.89 = 13,915.14 : x
  2. Step 2: Convert to fraction form
    17,417.94/26,092.89 = 13,915.14/x
  3. Step 3: Cross multiply
    17,417.94x = 26,092.89 × 13,915.14
  4. Step 4: Simplify right side
    17,417.94x = 363,086,217.35
  5. Step 5: Solve for x
    x = 363,086,217.35/17,417.94
  6. Step 6: Final answer
    x = 20,845.53

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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.