Home / 49,944.44-74,919.54-18,779.96

Finding the Fourth Proportional to 49,944.44, 74,919.54 and 18,779.96

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Solution

The fourth proportional to 49,944.44, 74,919.54 and 18,779.96 is: 28,171.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,944.44 : 74,919.54 = 18,779.96 : x
  2. Step 2: Convert to fraction form
    49,944.44/74,919.54 = 18,779.96/x
  3. Step 3: Cross multiply
    49,944.44x = 74,919.54 × 18,779.96
  4. Step 4: Simplify right side
    49,944.44x = 1,406,985,589.82
  5. Step 5: Solve for x
    x = 1,406,985,589.82/49,944.44
  6. Step 6: Final answer
    x = 28,171.02

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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.