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Finding the Fourth Proportional to 27,927.99, 41,864.04 and 15,453.59

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Solution

The fourth proportional to 27,927.99, 41,864.04 and 15,453.59 is: 23,164.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,927.99 : 41,864.04 = 15,453.59 : x
  2. Step 2: Convert to fraction form
    27,927.99/41,864.04 = 15,453.59/x
  3. Step 3: Cross multiply
    27,927.99x = 41,864.04 × 15,453.59
  4. Step 4: Simplify right side
    27,927.99x = 646,949,500.58
  5. Step 5: Solve for x
    x = 646,949,500.58/27,927.99
  6. Step 6: Final answer
    x = 23,164.91

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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.