Home / 52,241.01-78,361.32-18,961.02

Finding the Fourth Proportional to 52,241.01, 78,361.32 and 18,961.02

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Solution

The fourth proportional to 52,241.01, 78,361.32 and 18,961.02 is: 28,441.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,241.01 : 78,361.32 = 18,961.02 : x
  2. Step 2: Convert to fraction form
    52,241.01/78,361.32 = 18,961.02/x
  3. Step 3: Cross multiply
    52,241.01x = 78,361.32 × 18,961.02
  4. Step 4: Simplify right side
    52,241.01x = 1,485,810,555.75
  5. Step 5: Solve for x
    x = 1,485,810,555.75/52,241.01
  6. Step 6: Final answer
    x = 28,441.46

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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.