Home / 16,623.82-22,949.36-12,838.48

Finding the Fourth Proportional to 16,623.82, 22,949.36 and 12,838.48

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Solution

The fourth proportional to 16,623.82, 22,949.36 and 12,838.48 is: 17,723.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,623.82 : 22,949.36 = 12,838.48 : x
  2. Step 2: Convert to fraction form
    16,623.82/22,949.36 = 12,838.48/x
  3. Step 3: Cross multiply
    16,623.82x = 22,949.36 × 12,838.48
  4. Step 4: Simplify right side
    16,623.82x = 294,634,899.37
  5. Step 5: Solve for x
    x = 294,634,899.37/16,623.82
  6. Step 6: Final answer
    x = 17,723.66

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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.