Home / 13,550.16-18,692.19-9,564.96

Finding the Fourth Proportional to 13,550.16, 18,692.19 and 9,564.96

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Solution

The fourth proportional to 13,550.16, 18,692.19 and 9,564.96 is: 13,194.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,550.16 : 18,692.19 = 9,564.96 : x
  2. Step 2: Convert to fraction form
    13,550.16/18,692.19 = 9,564.96/x
  3. Step 3: Cross multiply
    13,550.16x = 18,692.19 × 9,564.96
  4. Step 4: Simplify right side
    13,550.16x = 178,790,049.66
  5. Step 5: Solve for x
    x = 178,790,049.66/13,550.16
  6. Step 6: Final answer
    x = 13,194.68

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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.