Home / 33,538.78-46,283.16-19,391.32

Finding the Fourth Proportional to 33,538.78, 46,283.16 and 19,391.32

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Solution

The fourth proportional to 33,538.78, 46,283.16 and 19,391.32 is: 26,759.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,538.78 : 46,283.16 = 19,391.32 : x
  2. Step 2: Convert to fraction form
    33,538.78/46,283.16 = 19,391.32/x
  3. Step 3: Cross multiply
    33,538.78x = 46,283.16 × 19,391.32
  4. Step 4: Simplify right side
    33,538.78x = 897,491,566.17
  5. Step 5: Solve for x
    x = 897,491,566.17/33,538.78
  6. Step 6: Final answer
    x = 26,759.82

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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.