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Finding the Fourth Proportional to 16,104.50, 22,225.48 and 8,935.12

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Solution

The fourth proportional to 16,104.50, 22,225.48 and 8,935.12 is: 12,331.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,104.50 : 22,225.48 = 8,935.12 : x
  2. Step 2: Convert to fraction form
    16,104.50/22,225.48 = 8,935.12/x
  3. Step 3: Cross multiply
    16,104.50x = 22,225.48 × 8,935.12
  4. Step 4: Simplify right side
    16,104.50x = 198,587,252.96
  5. Step 5: Solve for x
    x = 198,587,252.96/16,104.50
  6. Step 6: Final answer
    x = 12,331.17

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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.