Home / 17,955.48-24,778.92-9,997.44

Finding the Fourth Proportional to 17,955.48, 24,778.92 and 9,997.44

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Solution

The fourth proportional to 17,955.48, 24,778.92 and 9,997.44 is: 13,796.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,955.48 : 24,778.92 = 9,997.44 : x
  2. Step 2: Convert to fraction form
    17,955.48/24,778.92 = 9,997.44/x
  3. Step 3: Cross multiply
    17,955.48x = 24,778.92 × 9,997.44
  4. Step 4: Simplify right side
    17,955.48x = 247,725,765.96
  5. Step 5: Solve for x
    x = 247,725,765.96/17,955.48
  6. Step 6: Final answer
    x = 13,796.67

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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.