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Finding the Fourth Proportional to 17,398.62, 26,097.93 and 5,086.62

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Solution

The fourth proportional to 17,398.62, 26,097.93 and 5,086.62 is: 7,629.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,398.62 : 26,097.93 = 5,086.62 : x
  2. Step 2: Convert to fraction form
    17,398.62/26,097.93 = 5,086.62/x
  3. Step 3: Cross multiply
    17,398.62x = 26,097.93 × 5,086.62
  4. Step 4: Simplify right side
    17,398.62x = 132,750,252.70
  5. Step 5: Solve for x
    x = 132,750,252.70/17,398.62
  6. Step 6: Final answer
    x = 7,629.93

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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.