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Finding the Fourth Proportional to 16,004.98, 22,085.76 and 8,930.98

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Solution

The fourth proportional to 16,004.98, 22,085.76 and 8,930.98 is: 12,324.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,004.98 : 22,085.76 = 8,930.98 : x
  2. Step 2: Convert to fraction form
    16,004.98/22,085.76 = 8,930.98/x
  3. Step 3: Cross multiply
    16,004.98x = 22,085.76 × 8,930.98
  4. Step 4: Simplify right side
    16,004.98x = 197,247,480.84
  5. Step 5: Solve for x
    x = 197,247,480.84/16,004.98
  6. Step 6: Final answer
    x = 12,324.13

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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.