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Finding the Fourth Proportional to 17,794.89, 26,684.64 and 6,109.02

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Solution

The fourth proportional to 17,794.89, 26,684.64 and 6,109.02 is: 9,160.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,794.89 : 26,684.64 = 6,109.02 : x
  2. Step 2: Convert to fraction form
    17,794.89/26,684.64 = 6,109.02/x
  3. Step 3: Cross multiply
    17,794.89x = 26,684.64 × 6,109.02
  4. Step 4: Simplify right side
    17,794.89x = 163,016,999.45
  5. Step 5: Solve for x
    x = 163,016,999.45/17,794.89
  6. Step 6: Final answer
    x = 9,160.89

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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.