Home / 16,692.06-23,035.10-9,138.46

Finding the Fourth Proportional to 16,692.06, 23,035.10 and 9,138.46

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Solution

The fourth proportional to 16,692.06, 23,035.10 and 9,138.46 is: 12,611.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,692.06 : 23,035.10 = 9,138.46 : x
  2. Step 2: Convert to fraction form
    16,692.06/23,035.10 = 9,138.46/x
  3. Step 3: Cross multiply
    16,692.06x = 23,035.10 × 9,138.46
  4. Step 4: Simplify right side
    16,692.06x = 210,505,339.95
  5. Step 5: Solve for x
    x = 210,505,339.95/16,692.06
  6. Step 6: Final answer
    x = 12,611.11

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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.