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Finding the Fourth Proportional to 17,504.70, 26,261.37 and 6,417.42

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Solution

The fourth proportional to 17,504.70, 26,261.37 and 6,417.42 is: 9,627.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,504.70 : 26,261.37 = 6,417.42 : x
  2. Step 2: Convert to fraction form
    17,504.70/26,261.37 = 6,417.42/x
  3. Step 3: Cross multiply
    17,504.70x = 26,261.37 × 6,417.42
  4. Step 4: Simplify right side
    17,504.70x = 168,530,241.07
  5. Step 5: Solve for x
    x = 168,530,241.07/17,504.70
  6. Step 6: Final answer
    x = 9,627.71

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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.