Home / 51,692.12-77,524.32-14,243.28

Finding the Fourth Proportional to 51,692.12, 77,524.32 and 14,243.28

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Solution

The fourth proportional to 51,692.12, 77,524.32 and 14,243.28 is: 21,361.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,692.12 : 77,524.32 = 14,243.28 : x
  2. Step 2: Convert to fraction form
    51,692.12/77,524.32 = 14,243.28/x
  3. Step 3: Cross multiply
    51,692.12x = 77,524.32 × 14,243.28
  4. Step 4: Simplify right side
    51,692.12x = 1,104,200,596.57
  5. Step 5: Solve for x
    x = 1,104,200,596.57/51,692.12
  6. Step 6: Final answer
    x = 21,361.10

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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.