Home / 33,431.64-46,125.78-19,091

Finding the Fourth Proportional to 33,431.64, 46,125.78 and 19,091

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Solution

The fourth proportional to 33,431.64, 46,125.78 and 19,091 is: 26,339.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,431.64 : 46,125.78 = 19,091 : x
  2. Step 2: Convert to fraction form
    33,431.64/46,125.78 = 19,091/x
  3. Step 3: Cross multiply
    33,431.64x = 46,125.78 × 19,091
  4. Step 4: Simplify right side
    33,431.64x = 880,587,265.98
  5. Step 5: Solve for x
    x = 880,587,265.98/33,431.64
  6. Step 6: Final answer
    x = 26,339.94

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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.