Home / 27,725.67-38,261.34-15,150.42

Finding the Fourth Proportional to 27,725.67, 38,261.34 and 15,150.42

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Solution

The fourth proportional to 27,725.67, 38,261.34 and 15,150.42 is: 20,907.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,725.67 : 38,261.34 = 15,150.42 : x
  2. Step 2: Convert to fraction form
    27,725.67/38,261.34 = 15,150.42/x
  3. Step 3: Cross multiply
    27,725.67x = 38,261.34 × 15,150.42
  4. Step 4: Simplify right side
    27,725.67x = 579,675,370.76
  5. Step 5: Solve for x
    x = 579,675,370.76/27,725.67
  6. Step 6: Final answer
    x = 20,907.53

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.