Home / 19,759.06-27,269.36-11,261.62

Finding the Fourth Proportional to 19,759.06, 27,269.36 and 11,261.62

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Solution

The fourth proportional to 19,759.06, 27,269.36 and 11,261.62 is: 15,542.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,759.06 : 27,269.36 = 11,261.62 : x
  2. Step 2: Convert to fraction form
    19,759.06/27,269.36 = 11,261.62/x
  3. Step 3: Cross multiply
    19,759.06x = 27,269.36 × 11,261.62
  4. Step 4: Simplify right side
    19,759.06x = 307,097,169.96
  5. Step 5: Solve for x
    x = 307,097,169.96/19,759.06
  6. Step 6: Final answer
    x = 15,542.09

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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.