Home / 16,261.31-22,441.04-9,187.58

Finding the Fourth Proportional to 16,261.31, 22,441.04 and 9,187.58

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Solution

The fourth proportional to 16,261.31, 22,441.04 and 9,187.58 is: 12,679.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,261.31 : 22,441.04 = 9,187.58 : x
  2. Step 2: Convert to fraction form
    16,261.31/22,441.04 = 9,187.58/x
  3. Step 3: Cross multiply
    16,261.31x = 22,441.04 × 9,187.58
  4. Step 4: Simplify right side
    16,261.31x = 206,178,692.14
  5. Step 5: Solve for x
    x = 206,178,692.14/16,261.31
  6. Step 6: Final answer
    x = 12,679.10

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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.