Home / 36,699.16-50,645.04-20,785.08

Finding the Fourth Proportional to 36,699.16, 50,645.04 and 20,785.08

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Solution

The fourth proportional to 36,699.16, 50,645.04 and 20,785.08 is: 28,683.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,699.16 : 50,645.04 = 20,785.08 : x
  2. Step 2: Convert to fraction form
    36,699.16/50,645.04 = 20,785.08/x
  3. Step 3: Cross multiply
    36,699.16x = 50,645.04 × 20,785.08
  4. Step 4: Simplify right side
    36,699.16x = 1,052,661,208.00
  5. Step 5: Solve for x
    x = 1,052,661,208.00/36,699.16
  6. Step 6: Final answer
    x = 28,683.52

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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.