Home / 22,111.80-33,169.62-6,316.54

Finding the Fourth Proportional to 22,111.80, 33,169.62 and 6,316.54

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Solution

The fourth proportional to 22,111.80, 33,169.62 and 6,316.54 is: 9,475.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,111.80 : 33,169.62 = 6,316.54 : x
  2. Step 2: Convert to fraction form
    22,111.80/33,169.62 = 6,316.54/x
  3. Step 3: Cross multiply
    22,111.80x = 33,169.62 × 6,316.54
  4. Step 4: Simplify right side
    22,111.80x = 209,517,231.51
  5. Step 5: Solve for x
    x = 209,517,231.51/22,111.80
  6. Step 6: Final answer
    x = 9,475.36

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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.