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Finding the Fourth Proportional to 22,464.80, 33,669.86 and 15,892.88

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Solution

The fourth proportional to 22,464.80, 33,669.86 and 15,892.88 is: 23,819.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,464.80 : 33,669.86 = 15,892.88 : x
  2. Step 2: Convert to fraction form
    22,464.80/33,669.86 = 15,892.88/x
  3. Step 3: Cross multiply
    22,464.80x = 33,669.86 × 15,892.88
  4. Step 4: Simplify right side
    22,464.80x = 535,111,044.60
  5. Step 5: Solve for x
    x = 535,111,044.60/22,464.80
  6. Step 6: Final answer
    x = 23,819.98

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1.5x scale

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.