Home / 19,796.14-27,311.88-11,292.13

Finding the Fourth Proportional to 19,796.14, 27,311.88 and 11,292.13

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Solution

The fourth proportional to 19,796.14, 27,311.88 and 11,292.13 is: 15,579.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,796.14 : 27,311.88 = 11,292.13 : x
  2. Step 2: Convert to fraction form
    19,796.14/27,311.88 = 11,292.13/x
  3. Step 3: Cross multiply
    19,796.14x = 27,311.88 × 11,292.13
  4. Step 4: Simplify right side
    19,796.14x = 308,409,299.50
  5. Step 5: Solve for x
    x = 308,409,299.50/19,796.14
  6. Step 6: Final answer
    x = 15,579.26

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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.