Home / 22,182.45-33,273.67-13,398.81

Finding the Fourth Proportional to 22,182.45, 33,273.67 and 13,398.81

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Solution

The fourth proportional to 22,182.45, 33,273.67 and 13,398.81 is: 20,098.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,182.45 : 33,273.67 = 13,398.81 : x
  2. Step 2: Convert to fraction form
    22,182.45/33,273.67 = 13,398.81/x
  3. Step 3: Cross multiply
    22,182.45x = 33,273.67 × 13,398.81
  4. Step 4: Simplify right side
    22,182.45x = 445,827,582.33
  5. Step 5: Solve for x
    x = 445,827,582.33/22,182.45
  6. Step 6: Final answer
    x = 20,098.21

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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.