Home / 22,169.09-33,012.21-21,923.66

Finding the Fourth Proportional to 22,169.09, 33,012.21 and 21,923.66

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Solution

The fourth proportional to 22,169.09, 33,012.21 and 21,923.66 is: 32,646.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,169.09 : 33,012.21 = 21,923.66 : x
  2. Step 2: Convert to fraction form
    22,169.09/33,012.21 = 21,923.66/x
  3. Step 3: Cross multiply
    22,169.09x = 33,012.21 × 21,923.66
  4. Step 4: Simplify right side
    22,169.09x = 723,748,467.89
  5. Step 5: Solve for x
    x = 723,748,467.89/22,169.09
  6. Step 6: Final answer
    x = 32,646.74

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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.