Home / 25,833.24-38,745.30-7,108.76

Finding the Fourth Proportional to 25,833.24, 38,745.30 and 7,108.76

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Solution

The fourth proportional to 25,833.24, 38,745.30 and 7,108.76 is: 10,661.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,833.24 : 38,745.30 = 7,108.76 : x
  2. Step 2: Convert to fraction form
    25,833.24/38,745.30 = 7,108.76/x
  3. Step 3: Cross multiply
    25,833.24x = 38,745.30 × 7,108.76
  4. Step 4: Simplify right side
    25,833.24x = 275,430,845.10
  5. Step 5: Solve for x
    x = 275,430,845.10/25,833.24
  6. Step 6: Final answer
    x = 10,661.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.