Home / 37,157.64-51,277.20-20,161.92

Finding the Fourth Proportional to 37,157.64, 51,277.20 and 20,161.92

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Solution

The fourth proportional to 37,157.64, 51,277.20 and 20,161.92 is: 27,823.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,157.64 : 51,277.20 = 20,161.92 : x
  2. Step 2: Convert to fraction form
    37,157.64/51,277.20 = 20,161.92/x
  3. Step 3: Cross multiply
    37,157.64x = 51,277.20 × 20,161.92
  4. Step 4: Simplify right side
    37,157.64x = 1,033,846,804.22
  5. Step 5: Solve for x
    x = 1,033,846,804.22/37,157.64
  6. Step 6: Final answer
    x = 27,823.26

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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.