Home / 17,021.05-25,523.79-9,122.32

Finding the Fourth Proportional to 17,021.05, 25,523.79 and 9,122.32

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Solution

The fourth proportional to 17,021.05, 25,523.79 and 9,122.32 is: 13,679.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,021.05 : 25,523.79 = 9,122.32 : x
  2. Step 2: Convert to fraction form
    17,021.05/25,523.79 = 9,122.32/x
  3. Step 3: Cross multiply
    17,021.05x = 25,523.79 × 9,122.32
  4. Step 4: Simplify right side
    17,021.05x = 232,836,179.99
  5. Step 5: Solve for x
    x = 232,836,179.99/17,021.05
  6. Step 6: Final answer
    x = 13,679.31

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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.