Home / 37,786.58-56,782.16-20,268.98

Finding the Fourth Proportional to 37,786.58, 56,782.16 and 20,268.98

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Solution

The fourth proportional to 37,786.58, 56,782.16 and 20,268.98 is: 30,458.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,786.58 : 56,782.16 = 20,268.98 : x
  2. Step 2: Convert to fraction form
    37,786.58/56,782.16 = 20,268.98/x
  3. Step 3: Cross multiply
    37,786.58x = 56,782.16 × 20,268.98
  4. Step 4: Simplify right side
    37,786.58x = 1,150,916,232.16
  5. Step 5: Solve for x
    x = 1,150,916,232.16/37,786.58
  6. Step 6: Final answer
    x = 30,458.34

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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.