Home / 17,115.88-23,617.80-9,562.72

Finding the Fourth Proportional to 17,115.88, 23,617.80 and 9,562.72

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Solution

The fourth proportional to 17,115.88, 23,617.80 and 9,562.72 is: 13,195.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,115.88 : 23,617.80 = 9,562.72 : x
  2. Step 2: Convert to fraction form
    17,115.88/23,617.80 = 9,562.72/x
  3. Step 3: Cross multiply
    17,115.88x = 23,617.80 × 9,562.72
  4. Step 4: Simplify right side
    17,115.88x = 225,850,408.42
  5. Step 5: Solve for x
    x = 225,850,408.42/17,115.88
  6. Step 6: Final answer
    x = 13,195.37

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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.