Home / 37,187.08-51,313.01-21,874.32

Finding the Fourth Proportional to 37,187.08, 51,313.01 and 21,874.32

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Solution

The fourth proportional to 37,187.08, 51,313.01 and 21,874.32 is: 30,183.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,187.08 : 51,313.01 = 21,874.32 : x
  2. Step 2: Convert to fraction form
    37,187.08/51,313.01 = 21,874.32/x
  3. Step 3: Cross multiply
    37,187.08x = 51,313.01 × 21,874.32
  4. Step 4: Simplify right side
    37,187.08x = 1,122,437,091.53
  5. Step 5: Solve for x
    x = 1,122,437,091.53/37,187.08
  6. Step 6: Final answer
    x = 30,183.53

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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.