Home / 22,171.48-33,230.52-9,686.16

Finding the Fourth Proportional to 22,171.48, 33,230.52 and 9,686.16

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Solution

The fourth proportional to 22,171.48, 33,230.52 and 9,686.16 is: 14,517.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,171.48 : 33,230.52 = 9,686.16 : x
  2. Step 2: Convert to fraction form
    22,171.48/33,230.52 = 9,686.16/x
  3. Step 3: Cross multiply
    22,171.48x = 33,230.52 × 9,686.16
  4. Step 4: Simplify right side
    22,171.48x = 321,876,133.60
  5. Step 5: Solve for x
    x = 321,876,133.60/22,171.48
  6. Step 6: Final answer
    x = 14,517.58

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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.