Home / 34,692.75-47,876.04-18,777.19

Finding the Fourth Proportional to 34,692.75, 47,876.04 and 18,777.19

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Solution

The fourth proportional to 34,692.75, 47,876.04 and 18,777.19 is: 25,912.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,692.75 : 47,876.04 = 18,777.19 : x
  2. Step 2: Convert to fraction form
    34,692.75/47,876.04 = 18,777.19/x
  3. Step 3: Cross multiply
    34,692.75x = 47,876.04 × 18,777.19
  4. Step 4: Simplify right side
    34,692.75x = 898,977,499.53
  5. Step 5: Solve for x
    x = 898,977,499.53/34,692.75
  6. Step 6: Final answer
    x = 25,912.55

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Why These Related Problems?

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