Home / 22,205.82-30,629.94-16,888.98

Finding the Fourth Proportional to 22,205.82, 30,629.94 and 16,888.98

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Solution

The fourth proportional to 22,205.82, 30,629.94 and 16,888.98 is: 23,296.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,205.82 : 30,629.94 = 16,888.98 : x
  2. Step 2: Convert to fraction form
    22,205.82/30,629.94 = 16,888.98/x
  3. Step 3: Cross multiply
    22,205.82x = 30,629.94 × 16,888.98
  4. Step 4: Simplify right side
    22,205.82x = 517,308,444.06
  5. Step 5: Solve for x
    x = 517,308,444.06/22,205.82
  6. Step 6: Final answer
    x = 23,296.07

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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.