Home / 22,170.09-33,013.70-21,924.66

Finding the Fourth Proportional to 22,170.09, 33,013.70 and 21,924.66

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Solution

The fourth proportional to 22,170.09, 33,013.70 and 21,924.66 is: 32,648.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,170.09 : 33,013.70 = 21,924.66 : x
  2. Step 2: Convert to fraction form
    22,170.09/33,013.70 = 21,924.66/x
  3. Step 3: Cross multiply
    22,170.09x = 33,013.70 × 21,924.66
  4. Step 4: Simplify right side
    22,170.09x = 723,814,147.84
  5. Step 5: Solve for x
    x = 723,814,147.84/22,170.09
  6. Step 6: Final answer
    x = 32,648.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.