Home / 27,365.24-37,763.28-15,428.48

Finding the Fourth Proportional to 27,365.24, 37,763.28 and 15,428.48

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Solution

The fourth proportional to 27,365.24, 37,763.28 and 15,428.48 is: 21,290.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,365.24 : 37,763.28 = 15,428.48 : x
  2. Step 2: Convert to fraction form
    27,365.24/37,763.28 = 15,428.48/x
  3. Step 3: Cross multiply
    27,365.24x = 37,763.28 × 15,428.48
  4. Step 4: Simplify right side
    27,365.24x = 582,629,821.40
  5. Step 5: Solve for x
    x = 582,629,821.40/27,365.24
  6. Step 6: Final answer
    x = 21,290.87

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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.