Home / 37,622.36-51,919.44-20,628.16

Finding the Fourth Proportional to 37,622.36, 51,919.44 and 20,628.16

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Solution

The fourth proportional to 37,622.36, 51,919.44 and 20,628.16 is: 28,467.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,622.36 : 51,919.44 = 20,628.16 : x
  2. Step 2: Convert to fraction form
    37,622.36/51,919.44 = 20,628.16/x
  3. Step 3: Cross multiply
    37,622.36x = 51,919.44 × 20,628.16
  4. Step 4: Simplify right side
    37,622.36x = 1,071,002,515.43
  5. Step 5: Solve for x
    x = 1,071,002,515.43/37,622.36
  6. Step 6: Final answer
    x = 28,467.18

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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.