Home / 38,619.72-57,935.79-16,433.28

Finding the Fourth Proportional to 38,619.72, 57,935.79 and 16,433.28

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Solution

The fourth proportional to 38,619.72, 57,935.79 and 16,433.28 is: 24,652.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,619.72 : 57,935.79 = 16,433.28 : x
  2. Step 2: Convert to fraction form
    38,619.72/57,935.79 = 16,433.28/x
  3. Step 3: Cross multiply
    38,619.72x = 57,935.79 × 16,433.28
  4. Step 4: Simplify right side
    38,619.72x = 952,075,059.09
  5. Step 5: Solve for x
    x = 952,075,059.09/38,619.72
  6. Step 6: Final answer
    x = 24,652.56

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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.