Home / 33,815.90-46,665.99-18,502.65

Finding the Fourth Proportional to 33,815.90, 46,665.99 and 18,502.65

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Solution

The fourth proportional to 33,815.90, 46,665.99 and 18,502.65 is: 25,533.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,815.90 : 46,665.99 = 18,502.65 : x
  2. Step 2: Convert to fraction form
    33,815.90/46,665.99 = 18,502.65/x
  3. Step 3: Cross multiply
    33,815.90x = 46,665.99 × 18,502.65
  4. Step 4: Simplify right side
    33,815.90x = 863,444,479.87
  5. Step 5: Solve for x
    x = 863,444,479.87/33,815.90
  6. Step 6: Final answer
    x = 25,533.68

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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.