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Finding the Fourth Proportional to 14,978.52, 22,467.60 and 11,694.33

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Solution

The fourth proportional to 14,978.52, 22,467.60 and 11,694.33 is: 17,541.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,978.52 : 22,467.60 = 11,694.33 : x
  2. Step 2: Convert to fraction form
    14,978.52/22,467.60 = 11,694.33/x
  3. Step 3: Cross multiply
    14,978.52x = 22,467.60 × 11,694.33
  4. Step 4: Simplify right side
    14,978.52x = 262,743,528.71
  5. Step 5: Solve for x
    x = 262,743,528.71/14,978.52
  6. Step 6: Final answer
    x = 17,541.35

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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.