Home / 33,190.44-45,787.82-21,856.92

Finding the Fourth Proportional to 33,190.44, 45,787.82 and 21,856.92

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Solution

The fourth proportional to 33,190.44, 45,787.82 and 21,856.92 is: 30,152.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,190.44 : 45,787.82 = 21,856.92 : x
  2. Step 2: Convert to fraction form
    33,190.44/45,787.82 = 21,856.92/x
  3. Step 3: Cross multiply
    33,190.44x = 45,787.82 × 21,856.92
  4. Step 4: Simplify right side
    33,190.44x = 1,000,780,718.71
  5. Step 5: Solve for x
    x = 1,000,780,718.71/33,190.44
  6. Step 6: Final answer
    x = 30,152.68

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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.