Home / 15,552.05-23,328.08-5,163.80

Finding the Fourth Proportional to 15,552.05, 23,328.08 and 5,163.80

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Solution

The fourth proportional to 15,552.05, 23,328.08 and 5,163.80 is: 7,745.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,552.05 : 23,328.08 = 5,163.80 : x
  2. Step 2: Convert to fraction form
    15,552.05/23,328.08 = 5,163.80/x
  3. Step 3: Cross multiply
    15,552.05x = 23,328.08 × 5,163.80
  4. Step 4: Simplify right side
    15,552.05x = 120,461,513.69
  5. Step 5: Solve for x
    x = 120,461,513.69/15,552.05
  6. Step 6: Final answer
    x = 7,745.70

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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.