Home / 22,210.88-33,321.58-6,628.91

Finding the Fourth Proportional to 22,210.88, 33,321.58 and 6,628.91

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Solution

The fourth proportional to 22,210.88, 33,321.58 and 6,628.91 is: 9,944.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,210.88 : 33,321.58 = 6,628.91 : x
  2. Step 2: Convert to fraction form
    22,210.88/33,321.58 = 6,628.91/x
  3. Step 3: Cross multiply
    22,210.88x = 33,321.58 × 6,628.91
  4. Step 4: Simplify right side
    22,210.88x = 220,885,571.70
  5. Step 5: Solve for x
    x = 220,885,571.70/22,210.88
  6. Step 6: Final answer
    x = 9,944.93

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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.