Home / 51,181.96-76,736.58-19,565.39

Finding the Fourth Proportional to 51,181.96, 76,736.58 and 19,565.39

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Solution

The fourth proportional to 51,181.96, 76,736.58 and 19,565.39 is: 29,334.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,181.96 : 76,736.58 = 19,565.39 : x
  2. Step 2: Convert to fraction form
    51,181.96/76,736.58 = 19,565.39/x
  3. Step 3: Cross multiply
    51,181.96x = 76,736.58 × 19,565.39
  4. Step 4: Simplify right side
    51,181.96x = 1,501,381,114.97
  5. Step 5: Solve for x
    x = 1,501,381,114.97/51,181.96
  6. Step 6: Final answer
    x = 29,334.19

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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.