Home / 11,722.61-17,604.66-11,238.26

Finding the Fourth Proportional to 11,722.61, 17,604.66 and 11,238.26

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Solution

The fourth proportional to 11,722.61, 17,604.66 and 11,238.26 is: 16,877.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,722.61 : 17,604.66 = 11,238.26 : x
  2. Step 2: Convert to fraction form
    11,722.61/17,604.66 = 11,238.26/x
  3. Step 3: Cross multiply
    11,722.61x = 17,604.66 × 11,238.26
  4. Step 4: Simplify right side
    11,722.61x = 197,845,658.27
  5. Step 5: Solve for x
    x = 197,845,658.27/11,722.61
  6. Step 6: Final answer
    x = 16,877.28

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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.