Home / 37,840.31-52,219.64-21,933.98

Finding the Fourth Proportional to 37,840.31, 52,219.64 and 21,933.98

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Solution

The fourth proportional to 37,840.31, 52,219.64 and 21,933.98 is: 30,268.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,840.31 : 52,219.64 = 21,933.98 : x
  2. Step 2: Convert to fraction form
    37,840.31/52,219.64 = 21,933.98/x
  3. Step 3: Cross multiply
    37,840.31x = 52,219.64 × 21,933.98
  4. Step 4: Simplify right side
    37,840.31x = 1,145,384,539.37
  5. Step 5: Solve for x
    x = 1,145,384,539.37/37,840.31
  6. Step 6: Final answer
    x = 30,268.90

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1.5x scale

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.