Home / 22,855.20-34,272.48-9,700.80

Finding the Fourth Proportional to 22,855.20, 34,272.48 and 9,700.80

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Solution

The fourth proportional to 22,855.20, 34,272.48 and 9,700.80 is: 14,546.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,855.20 : 34,272.48 = 9,700.80 : x
  2. Step 2: Convert to fraction form
    22,855.20/34,272.48 = 9,700.80/x
  3. Step 3: Cross multiply
    22,855.20x = 34,272.48 × 9,700.80
  4. Step 4: Simplify right side
    22,855.20x = 332,470,473.98
  5. Step 5: Solve for x
    x = 332,470,473.98/22,855.20
  6. Step 6: Final answer
    x = 14,546.82

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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.