Home / 25,692.39-35,454.92-15,083.01

Finding the Fourth Proportional to 25,692.39, 35,454.92 and 15,083.01

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Solution

The fourth proportional to 25,692.39, 35,454.92 and 15,083.01 is: 20,814.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,692.39 : 35,454.92 = 15,083.01 : x
  2. Step 2: Convert to fraction form
    25,692.39/35,454.92 = 15,083.01/x
  3. Step 3: Cross multiply
    25,692.39x = 35,454.92 × 15,083.01
  4. Step 4: Simplify right side
    25,692.39x = 534,766,837.49
  5. Step 5: Solve for x
    x = 534,766,837.49/25,692.39
  6. Step 6: Final answer
    x = 20,814.21

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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.