Home / 37,664.83-51,977.32-20,669.36

Finding the Fourth Proportional to 37,664.83, 51,977.32 and 20,669.36

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Solution

The fourth proportional to 37,664.83, 51,977.32 and 20,669.36 is: 28,523.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,664.83 : 51,977.32 = 20,669.36 : x
  2. Step 2: Convert to fraction form
    37,664.83/51,977.32 = 20,669.36/x
  3. Step 3: Cross multiply
    37,664.83x = 51,977.32 × 20,669.36
  4. Step 4: Simplify right side
    37,664.83x = 1,074,337,575.68
  5. Step 5: Solve for x
    x = 1,074,337,575.68/37,664.83
  6. Step 6: Final answer
    x = 28,523.63

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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.