Home / 50,450.88-69,619.57-28,939.55

Finding the Fourth Proportional to 50,450.88, 69,619.57 and 28,939.55

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Solution

The fourth proportional to 50,450.88, 69,619.57 and 28,939.55 is: 39,935.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,450.88 : 69,619.57 = 28,939.55 : x
  2. Step 2: Convert to fraction form
    50,450.88/69,619.57 = 28,939.55/x
  3. Step 3: Cross multiply
    50,450.88x = 69,619.57 × 28,939.55
  4. Step 4: Simplify right side
    50,450.88x = 2,014,758,606.55
  5. Step 5: Solve for x
    x = 2,014,758,606.55/50,450.88
  6. Step 6: Final answer
    x = 39,935.05

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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.