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Finding the Fourth Proportional to 16,584.83, 22,879.80 and 10,912.28

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Solution

The fourth proportional to 16,584.83, 22,879.80 and 10,912.28 is: 15,054.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,584.83 : 22,879.80 = 10,912.28 : x
  2. Step 2: Convert to fraction form
    16,584.83/22,879.80 = 10,912.28/x
  3. Step 3: Cross multiply
    16,584.83x = 22,879.80 × 10,912.28
  4. Step 4: Simplify right side
    16,584.83x = 249,670,783.94
  5. Step 5: Solve for x
    x = 249,670,783.94/16,584.83
  6. Step 6: Final answer
    x = 15,054.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.