Home / 21,579.87-32,371.56-5,997.49

Finding the Fourth Proportional to 21,579.87, 32,371.56 and 5,997.49

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Solution

The fourth proportional to 21,579.87, 32,371.56 and 5,997.49 is: 8,996.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,579.87 : 32,371.56 = 5,997.49 : x
  2. Step 2: Convert to fraction form
    21,579.87/32,371.56 = 5,997.49/x
  3. Step 3: Cross multiply
    21,579.87x = 32,371.56 × 5,997.49
  4. Step 4: Simplify right side
    21,579.87x = 194,148,107.38
  5. Step 5: Solve for x
    x = 194,148,107.38/21,579.87
  6. Step 6: Final answer
    x = 8,996.72

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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.