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Finding the Fourth Proportional to 24,461.66, 36,698.09 and 8,879.28

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Solution

The fourth proportional to 24,461.66, 36,698.09 and 8,879.28 is: 13,320.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,461.66 : 36,698.09 = 8,879.28 : x
  2. Step 2: Convert to fraction form
    24,461.66/36,698.09 = 8,879.28/x
  3. Step 3: Cross multiply
    24,461.66x = 36,698.09 × 8,879.28
  4. Step 4: Simplify right side
    24,461.66x = 325,852,572.18
  5. Step 5: Solve for x
    x = 325,852,572.18/24,461.66
  6. Step 6: Final answer
    x = 13,320.95

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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.