Home / 36,995.20-51,054.56-20,228.32

Finding the Fourth Proportional to 36,995.20, 51,054.56 and 20,228.32

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Solution

The fourth proportional to 36,995.20, 51,054.56 and 20,228.32 is: 27,915.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,995.20 : 51,054.56 = 20,228.32 : x
  2. Step 2: Convert to fraction form
    36,995.20/51,054.56 = 20,228.32/x
  3. Step 3: Cross multiply
    36,995.20x = 51,054.56 × 20,228.32
  4. Step 4: Simplify right side
    36,995.20x = 1,032,747,977.14
  5. Step 5: Solve for x
    x = 1,032,747,977.14/36,995.20
  6. Step 6: Final answer
    x = 27,915.73

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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.