Home / 22,115.04-33,171.75-5,475.12

Finding the Fourth Proportional to 22,115.04, 33,171.75 and 5,475.12

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Solution

The fourth proportional to 22,115.04, 33,171.75 and 5,475.12 is: 8,212.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,115.04 : 33,171.75 = 5,475.12 : x
  2. Step 2: Convert to fraction form
    22,115.04/33,171.75 = 5,475.12/x
  3. Step 3: Cross multiply
    22,115.04x = 33,171.75 × 5,475.12
  4. Step 4: Simplify right side
    22,115.04x = 181,619,311.86
  5. Step 5: Solve for x
    x = 181,619,311.86/22,115.04
  6. Step 6: Final answer
    x = 8,212.48

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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.