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Finding the Fourth Proportional to 17,383.55, 26,069.17 and 6,853.14

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Solution

The fourth proportional to 17,383.55, 26,069.17 and 6,853.14 is: 10,277.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,383.55 : 26,069.17 = 6,853.14 : x
  2. Step 2: Convert to fraction form
    17,383.55/26,069.17 = 6,853.14/x
  3. Step 3: Cross multiply
    17,383.55x = 26,069.17 × 6,853.14
  4. Step 4: Simplify right side
    17,383.55x = 178,655,671.69
  5. Step 5: Solve for x
    x = 178,655,671.69/17,383.55
  6. Step 6: Final answer
    x = 10,277.28

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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.