Home / 16,071.49-22,177.42-8,996.95

Finding the Fourth Proportional to 16,071.49, 22,177.42 and 8,996.95

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Solution

The fourth proportional to 16,071.49, 22,177.42 and 8,996.95 is: 12,415.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,071.49 : 22,177.42 = 8,996.95 : x
  2. Step 2: Convert to fraction form
    16,071.49/22,177.42 = 8,996.95/x
  3. Step 3: Cross multiply
    16,071.49x = 22,177.42 × 8,996.95
  4. Step 4: Simplify right side
    16,071.49x = 199,529,138.87
  5. Step 5: Solve for x
    x = 199,529,138.87/16,071.49
  6. Step 6: Final answer
    x = 12,415.10

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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.