Home / 37,453.96-51,684.66-20,686.60

Finding the Fourth Proportional to 37,453.96, 51,684.66 and 20,686.60

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Solution

The fourth proportional to 37,453.96, 51,684.66 and 20,686.60 is: 28,546.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,453.96 : 51,684.66 = 20,686.60 : x
  2. Step 2: Convert to fraction form
    37,453.96/51,684.66 = 20,686.60/x
  3. Step 3: Cross multiply
    37,453.96x = 51,684.66 × 20,686.60
  4. Step 4: Simplify right side
    37,453.96x = 1,069,179,887.56
  5. Step 5: Solve for x
    x = 1,069,179,887.56/37,453.96
  6. Step 6: Final answer
    x = 28,546.51

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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.