Home / 33,887.05-46,763.43-18,779.59

Finding the Fourth Proportional to 33,887.05, 46,763.43 and 18,779.59

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Solution

The fourth proportional to 33,887.05, 46,763.43 and 18,779.59 is: 25,915.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,887.05 : 46,763.43 = 18,779.59 : x
  2. Step 2: Convert to fraction form
    33,887.05/46,763.43 = 18,779.59/x
  3. Step 3: Cross multiply
    33,887.05x = 46,763.43 × 18,779.59
  4. Step 4: Simplify right side
    33,887.05x = 878,198,042.39
  5. Step 5: Solve for x
    x = 878,198,042.39/33,887.05
  6. Step 6: Final answer
    x = 25,915.45

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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.