Home / 35,971.56-49,640.94-20,056.68

Finding the Fourth Proportional to 35,971.56, 49,640.94 and 20,056.68

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Solution

The fourth proportional to 35,971.56, 49,640.94 and 20,056.68 is: 27,678.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,971.56 : 49,640.94 = 20,056.68 : x
  2. Step 2: Convert to fraction form
    35,971.56/49,640.94 = 20,056.68/x
  3. Step 3: Cross multiply
    35,971.56x = 49,640.94 × 20,056.68
  4. Step 4: Simplify right side
    35,971.56x = 995,632,448.48
  5. Step 5: Solve for x
    x = 995,632,448.48/35,971.56
  6. Step 6: Final answer
    x = 27,678.32

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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.