Home / 36,187.12-49,938.73-20,873.36

Finding the Fourth Proportional to 36,187.12, 49,938.73 and 20,873.36

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Solution

The fourth proportional to 36,187.12, 49,938.73 and 20,873.36 is: 28,805.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,187.12 : 49,938.73 = 20,873.36 : x
  2. Step 2: Convert to fraction form
    36,187.12/49,938.73 = 20,873.36/x
  3. Step 3: Cross multiply
    36,187.12x = 49,938.73 × 20,873.36
  4. Step 4: Simplify right side
    36,187.12x = 1,042,389,161.90
  5. Step 5: Solve for x
    x = 1,042,389,161.90/36,187.12
  6. Step 6: Final answer
    x = 28,805.53

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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.