Home / 36,858.83-50,865.20-20,943.30

Finding the Fourth Proportional to 36,858.83, 50,865.20 and 20,943.30

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Solution

The fourth proportional to 36,858.83, 50,865.20 and 20,943.30 is: 28,901.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,858.83 : 50,865.20 = 20,943.30 : x
  2. Step 2: Convert to fraction form
    36,858.83/50,865.20 = 20,943.30/x
  3. Step 3: Cross multiply
    36,858.83x = 50,865.20 × 20,943.30
  4. Step 4: Simplify right side
    36,858.83x = 1,065,285,038.44
  5. Step 5: Solve for x
    x = 1,065,285,038.44/36,858.83
  6. Step 6: Final answer
    x = 28,901.76

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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.