Home / 37,599.36-51,892.56-21,680.64

Finding the Fourth Proportional to 37,599.36, 51,892.56 and 21,680.64

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Solution

The fourth proportional to 37,599.36, 51,892.56 and 21,680.64 is: 29,922.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,599.36 : 51,892.56 = 21,680.64 : x
  2. Step 2: Convert to fraction form
    37,599.36/51,892.56 = 21,680.64/x
  3. Step 3: Cross multiply
    37,599.36x = 51,892.56 × 21,680.64
  4. Step 4: Simplify right side
    37,599.36x = 1,125,063,912.04
  5. Step 5: Solve for x
    x = 1,125,063,912.04/37,599.36
  6. Step 6: Final answer
    x = 29,922.42

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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.