Home / 17,388.72-23,996.14-9,834.75

Finding the Fourth Proportional to 17,388.72, 23,996.14 and 9,834.75

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Solution

The fourth proportional to 17,388.72, 23,996.14 and 9,834.75 is: 13,571.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,388.72 : 23,996.14 = 9,834.75 : x
  2. Step 2: Convert to fraction form
    17,388.72/23,996.14 = 9,834.75/x
  3. Step 3: Cross multiply
    17,388.72x = 23,996.14 × 9,834.75
  4. Step 4: Simplify right side
    17,388.72x = 235,996,013.28
  5. Step 5: Solve for x
    x = 235,996,013.28/17,388.72
  6. Step 6: Final answer
    x = 13,571.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.