Home / 16,442.85-22,692.62-9,371.55

Finding the Fourth Proportional to 16,442.85, 22,692.62 and 9,371.55

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Solution

The fourth proportional to 16,442.85, 22,692.62 and 9,371.55 is: 12,933.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,442.85 : 22,692.62 = 9,371.55 : x
  2. Step 2: Convert to fraction form
    16,442.85/22,692.62 = 9,371.55/x
  3. Step 3: Cross multiply
    16,442.85x = 22,692.62 × 9,371.55
  4. Step 4: Simplify right side
    16,442.85x = 212,665,022.96
  5. Step 5: Solve for x
    x = 212,665,022.96/16,442.85
  6. Step 6: Final answer
    x = 12,933.59

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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.