Home / 13,230.22-19,846.50-4,910.33

Finding the Fourth Proportional to 13,230.22, 19,846.50 and 4,910.33

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Solution

The fourth proportional to 13,230.22, 19,846.50 and 4,910.33 is: 7,365.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,230.22 : 19,846.50 = 4,910.33 : x
  2. Step 2: Convert to fraction form
    13,230.22/19,846.50 = 4,910.33/x
  3. Step 3: Cross multiply
    13,230.22x = 19,846.50 × 4,910.33
  4. Step 4: Simplify right side
    13,230.22x = 97,452,864.35
  5. Step 5: Solve for x
    x = 97,452,864.35/13,230.22
  6. Step 6: Final answer
    x = 7,365.93

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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.