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Finding the Fourth Proportional to 16,343.88, 22,548.48 and 9,968.27

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Solution

The fourth proportional to 16,343.88, 22,548.48 and 9,968.27 is: 13,752.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,343.88 : 22,548.48 = 9,968.27 : x
  2. Step 2: Convert to fraction form
    16,343.88/22,548.48 = 9,968.27/x
  3. Step 3: Cross multiply
    16,343.88x = 22,548.48 × 9,968.27
  4. Step 4: Simplify right side
    16,343.88x = 224,769,186.61
  5. Step 5: Solve for x
    x = 224,769,186.61/16,343.88
  6. Step 6: Final answer
    x = 13,752.50

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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.