Home / 33,171.12-45,775.92-18,267.12

Finding the Fourth Proportional to 33,171.12, 45,775.92 and 18,267.12

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Solution

The fourth proportional to 33,171.12, 45,775.92 and 18,267.12 is: 25,208.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,171.12 : 45,775.92 = 18,267.12 : x
  2. Step 2: Convert to fraction form
    33,171.12/45,775.92 = 18,267.12/x
  3. Step 3: Cross multiply
    33,171.12x = 45,775.92 × 18,267.12
  4. Step 4: Simplify right side
    33,171.12x = 836,194,223.75
  5. Step 5: Solve for x
    x = 836,194,223.75/33,171.12
  6. Step 6: Final answer
    x = 25,208.50

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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.