Home / 27,384.61-41,078.41-8,663.26

Finding the Fourth Proportional to 27,384.61, 41,078.41 and 8,663.26

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Solution

The fourth proportional to 27,384.61, 41,078.41 and 8,663.26 is: 12,995.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,384.61 : 41,078.41 = 8,663.26 : x
  2. Step 2: Convert to fraction form
    27,384.61/41,078.41 = 8,663.26/x
  3. Step 3: Cross multiply
    27,384.61x = 41,078.41 × 8,663.26
  4. Step 4: Simplify right side
    27,384.61x = 355,872,946.22
  5. Step 5: Solve for x
    x = 355,872,946.22/27,384.61
  6. Step 6: Final answer
    x = 12,995.36

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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.