Home / 33,291.91-45,940.95-18,181.57

Finding the Fourth Proportional to 33,291.91, 45,940.95 and 18,181.57

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Solution

The fourth proportional to 33,291.91, 45,940.95 and 18,181.57 is: 25,089.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,291.91 : 45,940.95 = 18,181.57 : x
  2. Step 2: Convert to fraction form
    33,291.91/45,940.95 = 18,181.57/x
  3. Step 3: Cross multiply
    33,291.91x = 45,940.95 × 18,181.57
  4. Step 4: Simplify right side
    33,291.91x = 835,278,598.29
  5. Step 5: Solve for x
    x = 835,278,598.29/33,291.91
  6. Step 6: Final answer
    x = 25,089.54

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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.