Home / 35,929.39-49,578.77-20,826.79

Finding the Fourth Proportional to 35,929.39, 49,578.77 and 20,826.79

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Solution

The fourth proportional to 35,929.39, 49,578.77 and 20,826.79 is: 28,738.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,929.39 : 49,578.77 = 20,826.79 : x
  2. Step 2: Convert to fraction form
    35,929.39/49,578.77 = 20,826.79/x
  3. Step 3: Cross multiply
    35,929.39x = 49,578.77 × 20,826.79
  4. Step 4: Simplify right side
    35,929.39x = 1,032,566,631.25
  5. Step 5: Solve for x
    x = 1,032,566,631.25/35,929.39
  6. Step 6: Final answer
    x = 28,738.77

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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.