Home / 19,795.14-27,310.50-11,291.13

Finding the Fourth Proportional to 19,795.14, 27,310.50 and 11,291.13

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Solution

The fourth proportional to 19,795.14, 27,310.50 and 11,291.13 is: 15,577.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,795.14 : 27,310.50 = 11,291.13 : x
  2. Step 2: Convert to fraction form
    19,795.14/27,310.50 = 11,291.13/x
  3. Step 3: Cross multiply
    19,795.14x = 27,310.50 × 11,291.13
  4. Step 4: Simplify right side
    19,795.14x = 308,366,405.87
  5. Step 5: Solve for x
    x = 308,366,405.87/19,795.14
  6. Step 6: Final answer
    x = 15,577.88

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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.