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Finding the Fourth Proportional to 16,668.84, 23,003.84 and 9,596.28

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Solution

The fourth proportional to 16,668.84, 23,003.84 and 9,596.28 is: 13,243.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,668.84 : 23,003.84 = 9,596.28 : x
  2. Step 2: Convert to fraction form
    16,668.84/23,003.84 = 9,596.28/x
  3. Step 3: Cross multiply
    16,668.84x = 23,003.84 × 9,596.28
  4. Step 4: Simplify right side
    16,668.84x = 220,751,289.72
  5. Step 5: Solve for x
    x = 220,751,289.72/16,668.84
  6. Step 6: Final answer
    x = 13,243.35

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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.