Home / 22,208.82-30,634.08-16,891.98

Finding the Fourth Proportional to 22,208.82, 30,634.08 and 16,891.98

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Solution

The fourth proportional to 22,208.82, 30,634.08 and 16,891.98 is: 23,300.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,208.82 : 30,634.08 = 16,891.98 : x
  2. Step 2: Convert to fraction form
    22,208.82/30,634.08 = 16,891.98/x
  3. Step 3: Cross multiply
    22,208.82x = 30,634.08 × 16,891.98
  4. Step 4: Simplify right side
    22,208.82x = 517,470,266.68
  5. Step 5: Solve for x
    x = 517,470,266.68/22,208.82
  6. Step 6: Final answer
    x = 23,300.21

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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.