Home / 51,692.21-77,540.29-16,156.80

Finding the Fourth Proportional to 51,692.21, 77,540.29 and 16,156.80

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Solution

The fourth proportional to 51,692.21, 77,540.29 and 16,156.80 is: 24,235.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,692.21 : 77,540.29 = 16,156.80 : x
  2. Step 2: Convert to fraction form
    51,692.21/77,540.29 = 16,156.80/x
  3. Step 3: Cross multiply
    51,692.21x = 77,540.29 × 16,156.80
  4. Step 4: Simplify right side
    51,692.21x = 1,252,802,957.47
  5. Step 5: Solve for x
    x = 1,252,802,957.47/51,692.21
  6. Step 6: Final answer
    x = 24,235.82

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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.