Home / 50,331.40-69,455.84-28,820.44

Finding the Fourth Proportional to 50,331.40, 69,455.84 and 28,820.44

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Solution

The fourth proportional to 50,331.40, 69,455.84 and 28,820.44 is: 39,771.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,331.40 : 69,455.84 = 28,820.44 : x
  2. Step 2: Convert to fraction form
    50,331.40/69,455.84 = 28,820.44/x
  3. Step 3: Cross multiply
    50,331.40x = 69,455.84 × 28,820.44
  4. Step 4: Simplify right side
    50,331.40x = 2,001,747,869.37
  5. Step 5: Solve for x
    x = 2,001,747,869.37/50,331.40
  6. Step 6: Final answer
    x = 39,771.35

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.