Home / 22,198.58-33,297.77-10,520.00

Finding the Fourth Proportional to 22,198.58, 33,297.77 and 10,520.00

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Solution

The fourth proportional to 22,198.58, 33,297.77 and 10,520.00 is: 15,779.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,198.58 : 33,297.77 = 10,520.00 : x
  2. Step 2: Convert to fraction form
    22,198.58/33,297.77 = 10,520.00/x
  3. Step 3: Cross multiply
    22,198.58x = 33,297.77 × 10,520.00
  4. Step 4: Simplify right side
    22,198.58x = 350,292,400.21
  5. Step 5: Solve for x
    x = 350,292,400.21/22,198.58
  6. Step 6: Final answer
    x = 15,779.95

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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.