Home / 17,654.50-26,489.09-10,996.57

Finding the Fourth Proportional to 17,654.50, 26,489.09 and 10,996.57

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Solution

The fourth proportional to 17,654.50, 26,489.09 and 10,996.57 is: 16,499.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,654.50 : 26,489.09 = 10,996.57 : x
  2. Step 2: Convert to fraction form
    17,654.50/26,489.09 = 10,996.57/x
  3. Step 3: Cross multiply
    17,654.50x = 26,489.09 × 10,996.57
  4. Step 4: Simplify right side
    17,654.50x = 291,289,132.42
  5. Step 5: Solve for x
    x = 291,289,132.42/17,654.50
  6. Step 6: Final answer
    x = 16,499.43

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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.