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Finding the Fourth Proportional to 17,443.26, 26,164.89 and 4,964.58

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Solution

The fourth proportional to 17,443.26, 26,164.89 and 4,964.58 is: 7,446.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,443.26 : 26,164.89 = 4,964.58 : x
  2. Step 2: Convert to fraction form
    17,443.26/26,164.89 = 4,964.58/x
  3. Step 3: Cross multiply
    17,443.26x = 26,164.89 × 4,964.58
  4. Step 4: Simplify right side
    17,443.26x = 129,897,689.60
  5. Step 5: Solve for x
    x = 129,897,689.60/17,443.26
  6. Step 6: Final answer
    x = 7,446.87

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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.