Home / 22,181.94-30,644.48-14,543.36

Finding the Fourth Proportional to 22,181.94, 30,644.48 and 14,543.36

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Solution

The fourth proportional to 22,181.94, 30,644.48 and 14,543.36 is: 20,091.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,181.94 : 30,644.48 = 14,543.36 : x
  2. Step 2: Convert to fraction form
    22,181.94/30,644.48 = 14,543.36/x
  3. Step 3: Cross multiply
    22,181.94x = 30,644.48 × 14,543.36
  4. Step 4: Simplify right side
    22,181.94x = 445,673,704.65
  5. Step 5: Solve for x
    x = 445,673,704.65/22,181.94
  6. Step 6: Final answer
    x = 20,091.74

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Double scale
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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.