Home / 27,238.64-37,589.10-15,301.72

Finding the Fourth Proportional to 27,238.64, 37,589.10 and 15,301.72

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Solution

The fourth proportional to 27,238.64, 37,589.10 and 15,301.72 is: 21,116.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,238.64 : 37,589.10 = 15,301.72 : x
  2. Step 2: Convert to fraction form
    27,238.64/37,589.10 = 15,301.72/x
  3. Step 3: Cross multiply
    27,238.64x = 37,589.10 × 15,301.72
  4. Step 4: Simplify right side
    27,238.64x = 575,177,990.27
  5. Step 5: Solve for x
    x = 575,177,990.27/27,238.64
  6. Step 6: Final answer
    x = 21,116.25

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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.