Home / 17,940.37-26,911.23-9,165.03

Finding the Fourth Proportional to 17,940.37, 26,911.23 and 9,165.03

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Solution

The fourth proportional to 17,940.37, 26,911.23 and 9,165.03 is: 13,747.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,940.37 : 26,911.23 = 9,165.03 : x
  2. Step 2: Convert to fraction form
    17,940.37/26,911.23 = 9,165.03/x
  3. Step 3: Cross multiply
    17,940.37x = 26,911.23 × 9,165.03
  4. Step 4: Simplify right side
    17,940.37x = 246,642,230.29
  5. Step 5: Solve for x
    x = 246,642,230.29/17,940.37
  6. Step 6: Final answer
    x = 13,747.89

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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.