Home / 11,941.96-17,922.51-7,015.75

Finding the Fourth Proportional to 11,941.96, 17,922.51 and 7,015.75

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Solution

The fourth proportional to 11,941.96, 17,922.51 and 7,015.75 is: 10,529.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,941.96 : 17,922.51 = 7,015.75 : x
  2. Step 2: Convert to fraction form
    11,941.96/17,922.51 = 7,015.75/x
  3. Step 3: Cross multiply
    11,941.96x = 17,922.51 × 7,015.75
  4. Step 4: Simplify right side
    11,941.96x = 125,739,849.53
  5. Step 5: Solve for x
    x = 125,739,849.53/11,941.96
  6. Step 6: Final answer
    x = 10,529.25

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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.