Home / 30,122.22-41,566.78-16,692.69

Finding the Fourth Proportional to 30,122.22, 41,566.78 and 16,692.69

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Solution

The fourth proportional to 30,122.22, 41,566.78 and 16,692.69 is: 23,034.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,122.22 : 41,566.78 = 16,692.69 : x
  2. Step 2: Convert to fraction form
    30,122.22/41,566.78 = 16,692.69/x
  3. Step 3: Cross multiply
    30,122.22x = 41,566.78 × 16,692.69
  4. Step 4: Simplify right side
    30,122.22x = 693,861,372.84
  5. Step 5: Solve for x
    x = 693,861,372.84/30,122.22
  6. Step 6: Final answer
    x = 23,034.87

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1.5x scale

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.