Home / 22,112.96-33,164.80-6,530.72

Finding the Fourth Proportional to 22,112.96, 33,164.80 and 6,530.72

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Solution

The fourth proportional to 22,112.96, 33,164.80 and 6,530.72 is: 9,794.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,112.96 : 33,164.80 = 6,530.72 : x
  2. Step 2: Convert to fraction form
    22,112.96/33,164.80 = 6,530.72/x
  3. Step 3: Cross multiply
    22,112.96x = 33,164.80 × 6,530.72
  4. Step 4: Simplify right side
    22,112.96x = 216,590,022.66
  5. Step 5: Solve for x
    x = 216,590,022.66/22,112.96
  6. Step 6: Final answer
    x = 9,794.71

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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.