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Finding the Fourth Proportional to 11,795.90, 17,697.09 and 9,338.90

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Solution

The fourth proportional to 11,795.90, 17,697.09 and 9,338.90 is: 14,010.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,795.90 : 17,697.09 = 9,338.90 : x
  2. Step 2: Convert to fraction form
    11,795.90/17,697.09 = 9,338.90/x
  3. Step 3: Cross multiply
    11,795.90x = 17,697.09 × 9,338.90
  4. Step 4: Simplify right side
    11,795.90x = 165,271,353.80
  5. Step 5: Solve for x
    x = 165,271,353.80/11,795.90
  6. Step 6: Final answer
    x = 14,010.92

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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.