Home / 39,745.62-59,618.18-10,163.40

Finding the Fourth Proportional to 39,745.62, 59,618.18 and 10,163.40

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Solution

The fourth proportional to 39,745.62, 59,618.18 and 10,163.40 is: 15,245.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,745.62 : 59,618.18 = 10,163.40 : x
  2. Step 2: Convert to fraction form
    39,745.62/59,618.18 = 10,163.40/x
  3. Step 3: Cross multiply
    39,745.62x = 59,618.18 × 10,163.40
  4. Step 4: Simplify right side
    39,745.62x = 605,923,410.61
  5. Step 5: Solve for x
    x = 605,923,410.61/39,745.62
  6. Step 6: Final answer
    x = 15,245.04

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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.