Home / 50,534.76-75,779.96-18,922.66

Finding the Fourth Proportional to 50,534.76, 75,779.96 and 18,922.66

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Solution

The fourth proportional to 50,534.76, 75,779.96 and 18,922.66 is: 28,375.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,534.76 : 75,779.96 = 18,922.66 : x
  2. Step 2: Convert to fraction form
    50,534.76/75,779.96 = 18,922.66/x
  3. Step 3: Cross multiply
    50,534.76x = 75,779.96 × 18,922.66
  4. Step 4: Simplify right side
    50,534.76x = 1,433,958,133.83
  5. Step 5: Solve for x
    x = 1,433,958,133.83/50,534.76
  6. Step 6: Final answer
    x = 28,375.68

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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.