Home / 37,632.36-51,932.88-20,865.36

Finding the Fourth Proportional to 37,632.36, 51,932.88 and 20,865.36

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Solution

The fourth proportional to 37,632.36, 51,932.88 and 20,865.36 is: 28,794.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,632.36 : 51,932.88 = 20,865.36 : x
  2. Step 2: Convert to fraction form
    37,632.36/51,932.88 = 20,865.36/x
  3. Step 3: Cross multiply
    37,632.36x = 51,932.88 × 20,865.36
  4. Step 4: Simplify right side
    37,632.36x = 1,083,598,237.04
  5. Step 5: Solve for x
    x = 1,083,598,237.04/37,632.36
  6. Step 6: Final answer
    x = 28,794.32

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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.