Home / 27,392.64-41,033.28-21,855.36

Finding the Fourth Proportional to 27,392.64, 41,033.28 and 21,855.36

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Solution

The fourth proportional to 27,392.64, 41,033.28 and 21,855.36 is: 32,738.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,392.64 : 41,033.28 = 21,855.36 : x
  2. Step 2: Convert to fraction form
    27,392.64/41,033.28 = 21,855.36/x
  3. Step 3: Cross multiply
    27,392.64x = 41,033.28 × 21,855.36
  4. Step 4: Simplify right side
    27,392.64x = 896,797,106.38
  5. Step 5: Solve for x
    x = 896,797,106.38/27,392.64
  6. Step 6: Final answer
    x = 32,738.62

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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.