Home / 11,213.30-15,362.30-10,792.92

Finding the Fourth Proportional to 11,213.30, 15,362.30 and 10,792.92

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Solution

The fourth proportional to 11,213.30, 15,362.30 and 10,792.92 is: 14,786.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,213.30 : 15,362.30 = 10,792.92 : x
  2. Step 2: Convert to fraction form
    11,213.30/15,362.30 = 10,792.92/x
  3. Step 3: Cross multiply
    11,213.30x = 15,362.30 × 10,792.92
  4. Step 4: Simplify right side
    11,213.30x = 165,804,074.92
  5. Step 5: Solve for x
    x = 165,804,074.92/11,213.30
  6. Step 6: Final answer
    x = 14,786.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.