Home / 24,132.77-33,274.24-20,769.80

Finding the Fourth Proportional to 24,132.77, 33,274.24 and 20,769.80

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Solution

The fourth proportional to 24,132.77, 33,274.24 and 20,769.80 is: 28,637.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,132.77 : 33,274.24 = 20,769.80 : x
  2. Step 2: Convert to fraction form
    24,132.77/33,274.24 = 20,769.80/x
  3. Step 3: Cross multiply
    24,132.77x = 33,274.24 × 20,769.80
  4. Step 4: Simplify right side
    24,132.77x = 691,099,395.65
  5. Step 5: Solve for x
    x = 691,099,395.65/24,132.77
  6. Step 6: Final answer
    x = 28,637.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.