Home / 17,397.72-25,990.74-11,107.26

Finding the Fourth Proportional to 17,397.72, 25,990.74 and 11,107.26

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Solution

The fourth proportional to 17,397.72, 25,990.74 and 11,107.26 is: 16,593.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,397.72 : 25,990.74 = 11,107.26 : x
  2. Step 2: Convert to fraction form
    17,397.72/25,990.74 = 11,107.26/x
  3. Step 3: Cross multiply
    17,397.72x = 25,990.74 × 11,107.26
  4. Step 4: Simplify right side
    17,397.72x = 288,685,906.77
  5. Step 5: Solve for x
    x = 288,685,906.77/17,397.72
  6. Step 6: Final answer
    x = 16,593.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.