Home / 35,972.95-49,640.84-20,054.32

Finding the Fourth Proportional to 35,972.95, 49,640.84 and 20,054.32

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Solution

The fourth proportional to 35,972.95, 49,640.84 and 20,054.32 is: 27,673.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,972.95 : 49,640.84 = 20,054.32 : x
  2. Step 2: Convert to fraction form
    35,972.95/49,640.84 = 20,054.32/x
  3. Step 3: Cross multiply
    35,972.95x = 49,640.84 × 20,054.32
  4. Step 4: Simplify right side
    35,972.95x = 995,513,042.22
  5. Step 5: Solve for x
    x = 995,513,042.22/35,972.95
  6. Step 6: Final answer
    x = 27,673.94

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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.