Home / 45,282.44-67,910.70-15,692.60

Finding the Fourth Proportional to 45,282.44, 67,910.70 and 15,692.60

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Solution

The fourth proportional to 45,282.44, 67,910.70 and 15,692.60 is: 23,534.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,282.44 : 67,910.70 = 15,692.60 : x
  2. Step 2: Convert to fraction form
    45,282.44/67,910.70 = 15,692.60/x
  3. Step 3: Cross multiply
    45,282.44x = 67,910.70 × 15,692.60
  4. Step 4: Simplify right side
    45,282.44x = 1,065,695,450.82
  5. Step 5: Solve for x
    x = 1,065,695,450.82/45,282.44
  6. Step 6: Final answer
    x = 23,534.41

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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.