Home / 50,330.26-75,502.64-18,737.64

Finding the Fourth Proportional to 50,330.26, 75,502.64 and 18,737.64

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Solution

The fourth proportional to 50,330.26, 75,502.64 and 18,737.64 is: 28,109.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,330.26 : 75,502.64 = 18,737.64 : x
  2. Step 2: Convert to fraction form
    50,330.26/75,502.64 = 18,737.64/x
  3. Step 3: Cross multiply
    50,330.26x = 75,502.64 × 18,737.64
  4. Step 4: Simplify right side
    50,330.26x = 1,414,741,287.37
  5. Step 5: Solve for x
    x = 1,414,741,287.37/50,330.26
  6. Step 6: Final answer
    x = 28,109.16

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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.