Home / 36,460.32-50,313.84-20,548

Finding the Fourth Proportional to 36,460.32, 50,313.84 and 20,548

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Solution

The fourth proportional to 36,460.32, 50,313.84 and 20,548 is: 28,355.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,460.32 : 50,313.84 = 20,548 : x
  2. Step 2: Convert to fraction form
    36,460.32/50,313.84 = 20,548/x
  3. Step 3: Cross multiply
    36,460.32x = 50,313.84 × 20,548
  4. Step 4: Simplify right side
    36,460.32x = 1,033,848,784.32
  5. Step 5: Solve for x
    x = 1,033,848,784.32/36,460.32
  6. Step 6: Final answer
    x = 28,355.45

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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.