Home / 33,163.90-45,765.07-18,056.32

Finding the Fourth Proportional to 33,163.90, 45,765.07 and 18,056.32

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Solution

The fourth proportional to 33,163.90, 45,765.07 and 18,056.32 is: 24,917.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,163.90 : 45,765.07 = 18,056.32 : x
  2. Step 2: Convert to fraction form
    33,163.90/45,765.07 = 18,056.32/x
  3. Step 3: Cross multiply
    33,163.90x = 45,765.07 × 18,056.32
  4. Step 4: Simplify right side
    33,163.90x = 826,348,589.19
  5. Step 5: Solve for x
    x = 826,348,589.19/33,163.90
  6. Step 6: Final answer
    x = 24,917.11

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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.