Home / 37,384.14-51,589.47-20,388.52

Finding the Fourth Proportional to 37,384.14, 51,589.47 and 20,388.52

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Solution

The fourth proportional to 37,384.14, 51,589.47 and 20,388.52 is: 28,135.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,384.14 : 51,589.47 = 20,388.52 : x
  2. Step 2: Convert to fraction form
    37,384.14/51,589.47 = 20,388.52/x
  3. Step 3: Cross multiply
    37,384.14x = 51,589.47 × 20,388.52
  4. Step 4: Simplify right side
    37,384.14x = 1,051,832,940.88
  5. Step 5: Solve for x
    x = 1,051,832,940.88/37,384.14
  6. Step 6: Final answer
    x = 28,135.81

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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.