Home / 22,188.60-33,047.46-22,081.28

Finding the Fourth Proportional to 22,188.60, 33,047.46 and 22,081.28

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Solution

The fourth proportional to 22,188.60, 33,047.46 and 22,081.28 is: 32,887.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,188.60 : 33,047.46 = 22,081.28 : x
  2. Step 2: Convert to fraction form
    22,188.60/33,047.46 = 22,081.28/x
  3. Step 3: Cross multiply
    22,188.60x = 33,047.46 × 22,081.28
  4. Step 4: Simplify right side
    22,188.60x = 729,730,052.31
  5. Step 5: Solve for x
    x = 729,730,052.31/22,188.60
  6. Step 6: Final answer
    x = 32,887.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.