Home / 33,618.81-46,393.59-18,511.08

Finding the Fourth Proportional to 33,618.81, 46,393.59 and 18,511.08

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Solution

The fourth proportional to 33,618.81, 46,393.59 and 18,511.08 is: 25,545.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,618.81 : 46,393.59 = 18,511.08 : x
  2. Step 2: Convert to fraction form
    33,618.81/46,393.59 = 18,511.08/x
  3. Step 3: Cross multiply
    33,618.81x = 46,393.59 × 18,511.08
  4. Step 4: Simplify right side
    33,618.81x = 858,795,455.98
  5. Step 5: Solve for x
    x = 858,795,455.98/33,618.81
  6. Step 6: Final answer
    x = 25,545.09

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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.