Home / 37,183.31-51,312.60-20,187.19

Finding the Fourth Proportional to 37,183.31, 51,312.60 and 20,187.19

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Solution

The fourth proportional to 37,183.31, 51,312.60 and 20,187.19 is: 27,858.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,183.31 : 51,312.60 = 20,187.19 : x
  2. Step 2: Convert to fraction form
    37,183.31/51,312.60 = 20,187.19/x
  3. Step 3: Cross multiply
    37,183.31x = 51,312.60 × 20,187.19
  4. Step 4: Simplify right side
    37,183.31x = 1,035,857,205.59
  5. Step 5: Solve for x
    x = 1,035,857,205.59/37,183.31
  6. Step 6: Final answer
    x = 27,858.12

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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.