Home / 27,749.07-38,293.71-15,173.82

Finding the Fourth Proportional to 27,749.07, 38,293.71 and 15,173.82

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Solution

The fourth proportional to 27,749.07, 38,293.71 and 15,173.82 is: 20,939.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,749.07 : 38,293.71 = 15,173.82 : x
  2. Step 2: Convert to fraction form
    27,749.07/38,293.71 = 15,173.82/x
  3. Step 3: Cross multiply
    27,749.07x = 38,293.71 × 15,173.82
  4. Step 4: Simplify right side
    27,749.07x = 581,061,862.67
  5. Step 5: Solve for x
    x = 581,061,862.67/27,749.07
  6. Step 6: Final answer
    x = 20,939.87

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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.