Home / 22,479.65-33,661.97-21,814.49

Finding the Fourth Proportional to 22,479.65, 33,661.97 and 21,814.49

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Solution

The fourth proportional to 22,479.65, 33,661.97 and 21,814.49 is: 32,665.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,479.65 : 33,661.97 = 21,814.49 : x
  2. Step 2: Convert to fraction form
    22,479.65/33,661.97 = 21,814.49/x
  3. Step 3: Cross multiply
    22,479.65x = 33,661.97 × 21,814.49
  4. Step 4: Simplify right side
    22,479.65x = 734,318,777.53
  5. Step 5: Solve for x
    x = 734,318,777.53/22,479.65
  6. Step 6: Final answer
    x = 32,665.94

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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.