Home / 22,079.69-33,133.43-20,661.14

Finding the Fourth Proportional to 22,079.69, 33,133.43 and 20,661.14

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Solution

The fourth proportional to 22,079.69, 33,133.43 and 20,661.14 is: 31,004.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,079.69 : 33,133.43 = 20,661.14 : x
  2. Step 2: Convert to fraction form
    22,079.69/33,133.43 = 20,661.14/x
  3. Step 3: Cross multiply
    22,079.69x = 33,133.43 × 20,661.14
  4. Step 4: Simplify right side
    22,079.69x = 684,574,166.94
  5. Step 5: Solve for x
    x = 684,574,166.94/22,079.69
  6. Step 6: Final answer
    x = 31,004.71

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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.