Home / 9,632.20-14,448.30-8,222.80

Finding the Fourth Proportional to 9,632.20, 14,448.30 and 8,222.80

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Solution

The fourth proportional to 9,632.20, 14,448.30 and 8,222.80 is: 12,334.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,632.20 : 14,448.30 = 8,222.80 : x
  2. Step 2: Convert to fraction form
    9,632.20/14,448.30 = 8,222.80/x
  3. Step 3: Cross multiply
    9,632.20x = 14,448.30 × 8,222.80
  4. Step 4: Simplify right side
    9,632.20x = 118,805,481.24
  5. Step 5: Solve for x
    x = 118,805,481.24/9,632.20
  6. Step 6: Final answer
    x = 12,334.20

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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.