Home / 12,202.02-16,822.48-9,692.43

Finding the Fourth Proportional to 12,202.02, 16,822.48 and 9,692.43

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Solution

The fourth proportional to 12,202.02, 16,822.48 and 9,692.43 is: 13,362.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,202.02 : 16,822.48 = 9,692.43 : x
  2. Step 2: Convert to fraction form
    12,202.02/16,822.48 = 9,692.43/x
  3. Step 3: Cross multiply
    12,202.02x = 16,822.48 × 9,692.43
  4. Step 4: Simplify right side
    12,202.02x = 163,050,709.83
  5. Step 5: Solve for x
    x = 163,050,709.83/12,202.02
  6. Step 6: Final answer
    x = 13,362.60

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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.