Home / 51,241.20-76,856.04-13,804.04

Finding the Fourth Proportional to 51,241.20, 76,856.04 and 13,804.04

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Solution

The fourth proportional to 51,241.20, 76,856.04 and 13,804.04 is: 20,704.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,241.20 : 76,856.04 = 13,804.04 : x
  2. Step 2: Convert to fraction form
    51,241.20/76,856.04 = 13,804.04/x
  3. Step 3: Cross multiply
    51,241.20x = 76,856.04 × 13,804.04
  4. Step 4: Simplify right side
    51,241.20x = 1,060,923,850.40
  5. Step 5: Solve for x
    x = 1,060,923,850.40/51,241.20
  6. Step 6: Final answer
    x = 20,704.51

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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.