Home / 50,640.39-75,963.83-19,475.64

Finding the Fourth Proportional to 50,640.39, 75,963.83 and 19,475.64

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Solution

The fourth proportional to 50,640.39, 75,963.83 and 19,475.64 is: 29,214.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,640.39 : 75,963.83 = 19,475.64 : x
  2. Step 2: Convert to fraction form
    50,640.39/75,963.83 = 19,475.64/x
  3. Step 3: Cross multiply
    50,640.39x = 75,963.83 × 19,475.64
  4. Step 4: Simplify right side
    50,640.39x = 1,479,444,108.72
  5. Step 5: Solve for x
    x = 1,479,444,108.72/50,640.39
  6. Step 6: Final answer
    x = 29,214.71

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1.5x scale

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.