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Finding the Fourth Proportional to 16,636.56, 22,963.44 and 9,926.88

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Solution

The fourth proportional to 16,636.56, 22,963.44 and 9,926.88 is: 13,702.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,636.56 : 22,963.44 = 9,926.88 : x
  2. Step 2: Convert to fraction form
    16,636.56/22,963.44 = 9,926.88/x
  3. Step 3: Cross multiply
    16,636.56x = 22,963.44 × 9,926.88
  4. Step 4: Simplify right side
    16,636.56x = 227,955,313.27
  5. Step 5: Solve for x
    x = 227,955,313.27/16,636.56
  6. Step 6: Final answer
    x = 13,702.07

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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.