Home / 26,320.31-39,480.46-7,603.03

Finding the Fourth Proportional to 26,320.31, 39,480.46 and 7,603.03

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Solution

The fourth proportional to 26,320.31, 39,480.46 and 7,603.03 is: 11,404.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,320.31 : 39,480.46 = 7,603.03 : x
  2. Step 2: Convert to fraction form
    26,320.31/39,480.46 = 7,603.03/x
  3. Step 3: Cross multiply
    26,320.31x = 39,480.46 × 7,603.03
  4. Step 4: Simplify right side
    26,320.31x = 300,171,121.79
  5. Step 5: Solve for x
    x = 300,171,121.79/26,320.31
  6. Step 6: Final answer
    x = 11,404.54

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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.