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Finding the Fourth Proportional to 17,607.38, 26,415.03 and 5,920.25

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Solution

The fourth proportional to 17,607.38, 26,415.03 and 5,920.25 is: 8,881.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,607.38 : 26,415.03 = 5,920.25 : x
  2. Step 2: Convert to fraction form
    17,607.38/26,415.03 = 5,920.25/x
  3. Step 3: Cross multiply
    17,607.38x = 26,415.03 × 5,920.25
  4. Step 4: Simplify right side
    17,607.38x = 156,383,581.36
  5. Step 5: Solve for x
    x = 156,383,581.36/17,607.38
  6. Step 6: Final answer
    x = 8,881.71

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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.