Home / 22,559.21-33,819.78-14,220.85

Finding the Fourth Proportional to 22,559.21, 33,819.78 and 14,220.85

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Solution

The fourth proportional to 22,559.21, 33,819.78 and 14,220.85 is: 21,319.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,559.21 : 33,819.78 = 14,220.85 : x
  2. Step 2: Convert to fraction form
    22,559.21/33,819.78 = 14,220.85/x
  3. Step 3: Cross multiply
    22,559.21x = 33,819.78 × 14,220.85
  4. Step 4: Simplify right side
    22,559.21x = 480,945,849.31
  5. Step 5: Solve for x
    x = 480,945,849.31/22,559.21
  6. Step 6: Final answer
    x = 21,319.27

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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.