Home / 22,331.58-33,495.93-8,480.22

Finding the Fourth Proportional to 22,331.58, 33,495.93 and 8,480.22

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Solution

The fourth proportional to 22,331.58, 33,495.93 and 8,480.22 is: 12,719.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,331.58 : 33,495.93 = 8,480.22 : x
  2. Step 2: Convert to fraction form
    22,331.58/33,495.93 = 8,480.22/x
  3. Step 3: Cross multiply
    22,331.58x = 33,495.93 × 8,480.22
  4. Step 4: Simplify right side
    22,331.58x = 284,052,855.50
  5. Step 5: Solve for x
    x = 284,052,855.50/22,331.58
  6. Step 6: Final answer
    x = 12,719.78

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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.