Home / 47,563.94-65,627.48-28,440.54

Finding the Fourth Proportional to 47,563.94, 65,627.48 and 28,440.54

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Solution

The fourth proportional to 47,563.94, 65,627.48 and 28,440.54 is: 39,241.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,563.94 : 65,627.48 = 28,440.54 : x
  2. Step 2: Convert to fraction form
    47,563.94/65,627.48 = 28,440.54/x
  3. Step 3: Cross multiply
    47,563.94x = 65,627.48 × 28,440.54
  4. Step 4: Simplify right side
    47,563.94x = 1,866,481,041.14
  5. Step 5: Solve for x
    x = 1,866,481,041.14/47,563.94
  6. Step 6: Final answer
    x = 39,241.51

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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.