Home / 13,192.20-19,786.16-4,876.14

Finding the Fourth Proportional to 13,192.20, 19,786.16 and 4,876.14

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Solution

The fourth proportional to 13,192.20, 19,786.16 and 4,876.14 is: 7,313.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,192.20 : 19,786.16 = 4,876.14 : x
  2. Step 2: Convert to fraction form
    13,192.20/19,786.16 = 4,876.14/x
  3. Step 3: Cross multiply
    13,192.20x = 19,786.16 × 4,876.14
  4. Step 4: Simplify right side
    13,192.20x = 96,480,086.22
  5. Step 5: Solve for x
    x = 96,480,086.22/13,192.20
  6. Step 6: Final answer
    x = 7,313.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.