Home / 25,025.20-34,533.27-13,692.44

Finding the Fourth Proportional to 25,025.20, 34,533.27 and 13,692.44

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Solution

The fourth proportional to 25,025.20, 34,533.27 and 13,692.44 is: 18,894.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,025.20 : 34,533.27 = 13,692.44 : x
  2. Step 2: Convert to fraction form
    25,025.20/34,533.27 = 13,692.44/x
  3. Step 3: Cross multiply
    25,025.20x = 34,533.27 × 13,692.44
  4. Step 4: Simplify right side
    25,025.20x = 472,844,813.81
  5. Step 5: Solve for x
    x = 472,844,813.81/25,025.20
  6. Step 6: Final answer
    x = 18,894.75

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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.