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Finding the Fourth Proportional to 17,615.22, 26,411.04 and 9,286.44

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Solution

The fourth proportional to 17,615.22, 26,411.04 and 9,286.44 is: 13,923.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,615.22 : 26,411.04 = 9,286.44 : x
  2. Step 2: Convert to fraction form
    17,615.22/26,411.04 = 9,286.44/x
  3. Step 3: Cross multiply
    17,615.22x = 26,411.04 × 9,286.44
  4. Step 4: Simplify right side
    17,615.22x = 245,264,538.30
  5. Step 5: Solve for x
    x = 245,264,538.30/17,615.22
  6. Step 6: Final answer
    x = 13,923.44

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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.