Home / 20,174.48-30,261.46-9,073.32

Finding the Fourth Proportional to 20,174.48, 30,261.46 and 9,073.32

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Solution

The fourth proportional to 20,174.48, 30,261.46 and 9,073.32 is: 13,609.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,174.48 : 30,261.46 = 9,073.32 : x
  2. Step 2: Convert to fraction form
    20,174.48/30,261.46 = 9,073.32/x
  3. Step 3: Cross multiply
    20,174.48x = 30,261.46 × 9,073.32
  4. Step 4: Simplify right side
    20,174.48x = 274,571,910.25
  5. Step 5: Solve for x
    x = 274,571,910.25/20,174.48
  6. Step 6: Final answer
    x = 13,609.86

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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.