Home / 27,968.63-41,969.39-10,439.83

Finding the Fourth Proportional to 27,968.63, 41,969.39 and 10,439.83

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Solution

The fourth proportional to 27,968.63, 41,969.39 and 10,439.83 is: 15,665.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,968.63 : 41,969.39 = 10,439.83 : x
  2. Step 2: Convert to fraction form
    27,968.63/41,969.39 = 10,439.83/x
  3. Step 3: Cross multiply
    27,968.63x = 41,969.39 × 10,439.83
  4. Step 4: Simplify right side
    27,968.63x = 438,153,139.68
  5. Step 5: Solve for x
    x = 438,153,139.68/27,968.63
  6. Step 6: Final answer
    x = 15,665.88

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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.