Home / 30,121.06-41,567.17-16,692.54

Finding the Fourth Proportional to 30,121.06, 41,567.17 and 16,692.54

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Solution

The fourth proportional to 30,121.06, 41,567.17 and 16,692.54 is: 23,035.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,121.06 : 41,567.17 = 16,692.54 : x
  2. Step 2: Convert to fraction form
    30,121.06/41,567.17 = 16,692.54/x
  3. Step 3: Cross multiply
    30,121.06x = 41,567.17 × 16,692.54
  4. Step 4: Simplify right side
    30,121.06x = 693,861,606.18
  5. Step 5: Solve for x
    x = 693,861,606.18/30,121.06
  6. Step 6: Final answer
    x = 23,035.77

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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.