Home / 36,477.37-50,339.54-20,561.82

Finding the Fourth Proportional to 36,477.37, 50,339.54 and 20,561.82

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Solution

The fourth proportional to 36,477.37, 50,339.54 and 20,561.82 is: 28,375.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,477.37 : 50,339.54 = 20,561.82 : x
  2. Step 2: Convert to fraction form
    36,477.37/50,339.54 = 20,561.82/x
  3. Step 3: Cross multiply
    36,477.37x = 50,339.54 × 20,561.82
  4. Step 4: Simplify right side
    36,477.37x = 1,035,072,422.99
  5. Step 5: Solve for x
    x = 1,035,072,422.99/36,477.37
  6. Step 6: Final answer
    x = 28,375.74

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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.