Home / 50,502.24-75,705-18,903.72

Finding the Fourth Proportional to 50,502.24, 75,705 and 18,903.72

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Solution

The fourth proportional to 50,502.24, 75,705 and 18,903.72 is: 28,337.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,502.24 : 75,705 = 18,903.72 : x
  2. Step 2: Convert to fraction form
    50,502.24/75,705 = 18,903.72/x
  3. Step 3: Cross multiply
    50,502.24x = 75,705 × 18,903.72
  4. Step 4: Simplify right side
    50,502.24x = 1,431,106,122.60
  5. Step 5: Solve for x
    x = 1,431,106,122.60/50,502.24
  6. Step 6: Final answer
    x = 28,337.48

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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.