Home / 16,938.49-25,412.85-5,692.52

Finding the Fourth Proportional to 16,938.49, 25,412.85 and 5,692.52

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Solution

The fourth proportional to 16,938.49, 25,412.85 and 5,692.52 is: 8,540.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,938.49 : 25,412.85 = 5,692.52 : x
  2. Step 2: Convert to fraction form
    16,938.49/25,412.85 = 5,692.52/x
  3. Step 3: Cross multiply
    16,938.49x = 25,412.85 × 5,692.52
  4. Step 4: Simplify right side
    16,938.49x = 144,663,228.56
  5. Step 5: Solve for x
    x = 144,663,228.56/16,938.49
  6. Step 6: Final answer
    x = 8,540.51

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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.