Home / 37,571.68-56,320.44-20,939.53

Finding the Fourth Proportional to 37,571.68, 56,320.44 and 20,939.53

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Solution

The fourth proportional to 37,571.68, 56,320.44 and 20,939.53 is: 31,388.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,571.68 : 56,320.44 = 20,939.53 : x
  2. Step 2: Convert to fraction form
    37,571.68/56,320.44 = 20,939.53/x
  3. Step 3: Cross multiply
    37,571.68x = 56,320.44 × 20,939.53
  4. Step 4: Simplify right side
    37,571.68x = 1,179,323,542.99
  5. Step 5: Solve for x
    x = 1,179,323,542.99/37,571.68
  6. Step 6: Final answer
    x = 31,388.63

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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.