Home / 13,499.14-18,625.57-8,192.96

Finding the Fourth Proportional to 13,499.14, 18,625.57 and 8,192.96

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Solution

The fourth proportional to 13,499.14, 18,625.57 and 8,192.96 is: 11,304.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,499.14 : 18,625.57 = 8,192.96 : x
  2. Step 2: Convert to fraction form
    13,499.14/18,625.57 = 8,192.96/x
  3. Step 3: Cross multiply
    13,499.14x = 18,625.57 × 8,192.96
  4. Step 4: Simplify right side
    13,499.14x = 152,598,549.99
  5. Step 5: Solve for x
    x = 152,598,549.99/13,499.14
  6. Step 6: Final answer
    x = 11,304.32

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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.