Home / 37,157.54-51,276.57-20,161.81

Finding the Fourth Proportional to 37,157.54, 51,276.57 and 20,161.81

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Solution

The fourth proportional to 37,157.54, 51,276.57 and 20,161.81 is: 27,822.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,157.54 : 51,276.57 = 20,161.81 : x
  2. Step 2: Convert to fraction form
    37,157.54/51,276.57 = 20,161.81/x
  3. Step 3: Cross multiply
    37,157.54x = 51,276.57 × 20,161.81
  4. Step 4: Simplify right side
    37,157.54x = 1,033,828,205.41
  5. Step 5: Solve for x
    x = 1,033,828,205.41/37,157.54
  6. Step 6: Final answer
    x = 27,822.84

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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.