Home / 22,436.34-33,661.08-6,641.78

Finding the Fourth Proportional to 22,436.34, 33,661.08 and 6,641.78

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Solution

The fourth proportional to 22,436.34, 33,661.08 and 6,641.78 is: 9,964.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,436.34 : 33,661.08 = 6,641.78 : x
  2. Step 2: Convert to fraction form
    22,436.34/33,661.08 = 6,641.78/x
  3. Step 3: Cross multiply
    22,436.34x = 33,661.08 × 6,641.78
  4. Step 4: Simplify right side
    22,436.34x = 223,569,487.92
  5. Step 5: Solve for x
    x = 223,569,487.92/22,436.34
  6. Step 6: Final answer
    x = 9,964.61

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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.