Home / 22,657.86-34,175.46-19,918.62

Finding the Fourth Proportional to 22,657.86, 34,175.46 and 19,918.62

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Solution

The fourth proportional to 22,657.86, 34,175.46 and 19,918.62 is: 30,043.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,657.86 : 34,175.46 = 19,918.62 : x
  2. Step 2: Convert to fraction form
    22,657.86/34,175.46 = 19,918.62/x
  3. Step 3: Cross multiply
    22,657.86x = 34,175.46 × 19,918.62
  4. Step 4: Simplify right side
    22,657.86x = 680,728,001.07
  5. Step 5: Solve for x
    x = 680,728,001.07/22,657.86
  6. Step 6: Final answer
    x = 30,043.79

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.