Home / 19,759.52-27,266.82-11,261.40

Finding the Fourth Proportional to 19,759.52, 27,266.82 and 11,261.40

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Solution

The fourth proportional to 19,759.52, 27,266.82 and 11,261.40 is: 15,539.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,759.52 : 27,266.82 = 11,261.40 : x
  2. Step 2: Convert to fraction form
    19,759.52/27,266.82 = 11,261.40/x
  3. Step 3: Cross multiply
    19,759.52x = 27,266.82 × 11,261.40
  4. Step 4: Simplify right side
    19,759.52x = 307,062,566.75
  5. Step 5: Solve for x
    x = 307,062,566.75/19,759.52
  6. Step 6: Final answer
    x = 15,539.98

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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.