Home / 25,576.24-38,364.27-11,519.81

Finding the Fourth Proportional to 25,576.24, 38,364.27 and 11,519.81

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Solution

The fourth proportional to 25,576.24, 38,364.27 and 11,519.81 is: 17,279.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,576.24 : 38,364.27 = 11,519.81 : x
  2. Step 2: Convert to fraction form
    25,576.24/38,364.27 = 11,519.81/x
  3. Step 3: Cross multiply
    25,576.24x = 38,364.27 × 11,519.81
  4. Step 4: Simplify right side
    25,576.24x = 441,949,101.19
  5. Step 5: Solve for x
    x = 441,949,101.19/25,576.24
  6. Step 6: Final answer
    x = 17,279.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.