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Finding the Fourth Proportional to 16,711.56, 23,064.48 and 9,636.48

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Solution

The fourth proportional to 16,711.56, 23,064.48 and 9,636.48 is: 13,299.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,711.56 : 23,064.48 = 9,636.48 : x
  2. Step 2: Convert to fraction form
    16,711.56/23,064.48 = 9,636.48/x
  3. Step 3: Cross multiply
    16,711.56x = 23,064.48 × 9,636.48
  4. Step 4: Simplify right side
    16,711.56x = 222,260,400.23
  5. Step 5: Solve for x
    x = 222,260,400.23/16,711.56
  6. Step 6: Final answer
    x = 13,299.80

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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.