Home / 33,009.68-45,556.52-18,864.56

Finding the Fourth Proportional to 33,009.68, 45,556.52 and 18,864.56

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Solution

The fourth proportional to 33,009.68, 45,556.52 and 18,864.56 is: 26,034.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,009.68 : 45,556.52 = 18,864.56 : x
  2. Step 2: Convert to fraction form
    33,009.68/45,556.52 = 18,864.56/x
  3. Step 3: Cross multiply
    33,009.68x = 45,556.52 × 18,864.56
  4. Step 4: Simplify right side
    33,009.68x = 859,403,704.93
  5. Step 5: Solve for x
    x = 859,403,704.93/33,009.68
  6. Step 6: Final answer
    x = 26,034.90

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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.