Home / 13,327.12-18,396.90-9,092.16

Finding the Fourth Proportional to 13,327.12, 18,396.90 and 9,092.16

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Solution

The fourth proportional to 13,327.12, 18,396.90 and 9,092.16 is: 12,550.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,327.12 : 18,396.90 = 9,092.16 : x
  2. Step 2: Convert to fraction form
    13,327.12/18,396.90 = 9,092.16/x
  3. Step 3: Cross multiply
    13,327.12x = 18,396.90 × 9,092.16
  4. Step 4: Simplify right side
    13,327.12x = 167,267,558.30
  5. Step 5: Solve for x
    x = 167,267,558.30/13,327.12
  6. Step 6: Final answer
    x = 12,550.92

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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.