Home / 35,929.26-49,578.60-20,826.66

Finding the Fourth Proportional to 35,929.26, 49,578.60 and 20,826.66

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Solution

The fourth proportional to 35,929.26, 49,578.60 and 20,826.66 is: 28,738.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,929.26 : 49,578.60 = 20,826.66 : x
  2. Step 2: Convert to fraction form
    35,929.26/49,578.60 = 20,826.66/x
  3. Step 3: Cross multiply
    35,929.26x = 49,578.60 × 20,826.66
  4. Step 4: Simplify right side
    35,929.26x = 1,032,556,645.48
  5. Step 5: Solve for x
    x = 1,032,556,645.48/35,929.26
  6. Step 6: Final answer
    x = 28,738.60

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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.