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Finding the Fourth Proportional to 16,698.44, 24,999.01 and 8,782.18

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Solution

The fourth proportional to 16,698.44, 24,999.01 and 8,782.18 is: 13,147.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,698.44 : 24,999.01 = 8,782.18 : x
  2. Step 2: Convert to fraction form
    16,698.44/24,999.01 = 8,782.18/x
  3. Step 3: Cross multiply
    16,698.44x = 24,999.01 × 8,782.18
  4. Step 4: Simplify right side
    16,698.44x = 219,545,805.64
  5. Step 5: Solve for x
    x = 219,545,805.64/16,698.44
  6. Step 6: Final answer
    x = 13,147.68

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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.