Home / 47,629.80-65,535.96-39,100.56

Finding the Fourth Proportional to 47,629.80, 65,535.96 and 39,100.56

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Solution

The fourth proportional to 47,629.80, 65,535.96 and 39,100.56 is: 53,800.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,629.80 : 65,535.96 = 39,100.56 : x
  2. Step 2: Convert to fraction form
    47,629.80/65,535.96 = 39,100.56/x
  3. Step 3: Cross multiply
    47,629.80x = 65,535.96 × 39,100.56
  4. Step 4: Simplify right side
    47,629.80x = 2,562,492,736.14
  5. Step 5: Solve for x
    x = 2,562,492,736.14/47,629.80
  6. Step 6: Final answer
    x = 53,800.20

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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.