Home / 33,716.24-46,519.08-21,780.08

Finding the Fourth Proportional to 33,716.24, 46,519.08 and 21,780.08

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Solution

The fourth proportional to 33,716.24, 46,519.08 and 21,780.08 is: 30,050.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,716.24 : 46,519.08 = 21,780.08 : x
  2. Step 2: Convert to fraction form
    33,716.24/46,519.08 = 21,780.08/x
  3. Step 3: Cross multiply
    33,716.24x = 46,519.08 × 21,780.08
  4. Step 4: Simplify right side
    33,716.24x = 1,013,189,283.93
  5. Step 5: Solve for x
    x = 1,013,189,283.93/33,716.24
  6. Step 6: Final answer
    x = 30,050.48

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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.