Home / 47,107.88-65,007.52-25,887.12

Finding the Fourth Proportional to 47,107.88, 65,007.52 and 25,887.12

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Solution

The fourth proportional to 47,107.88, 65,007.52 and 25,887.12 is: 35,723.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,107.88 : 65,007.52 = 25,887.12 : x
  2. Step 2: Convert to fraction form
    47,107.88/65,007.52 = 25,887.12/x
  3. Step 3: Cross multiply
    47,107.88x = 65,007.52 × 25,887.12
  4. Step 4: Simplify right side
    47,107.88x = 1,682,857,471.14
  5. Step 5: Solve for x
    x = 1,682,857,471.14/47,107.88
  6. Step 6: Final answer
    x = 35,723.48

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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.