Home / 45,218.24-67,830.42-16,757.84

Finding the Fourth Proportional to 45,218.24, 67,830.42 and 16,757.84

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Solution

The fourth proportional to 45,218.24, 67,830.42 and 16,757.84 is: 25,137.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,218.24 : 67,830.42 = 16,757.84 : x
  2. Step 2: Convert to fraction form
    45,218.24/67,830.42 = 16,757.84/x
  3. Step 3: Cross multiply
    45,218.24x = 67,830.42 × 16,757.84
  4. Step 4: Simplify right side
    45,218.24x = 1,136,691,325.49
  5. Step 5: Solve for x
    x = 1,136,691,325.49/45,218.24
  6. Step 6: Final answer
    x = 25,137.89

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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.