Home / 22,281.16-33,420.09-8,234.63

Finding the Fourth Proportional to 22,281.16, 33,420.09 and 8,234.63

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Solution

The fourth proportional to 22,281.16, 33,420.09 and 8,234.63 is: 12,351.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,281.16 : 33,420.09 = 8,234.63 : x
  2. Step 2: Convert to fraction form
    22,281.16/33,420.09 = 8,234.63/x
  3. Step 3: Cross multiply
    22,281.16x = 33,420.09 × 8,234.63
  4. Step 4: Simplify right side
    22,281.16x = 275,202,075.72
  5. Step 5: Solve for x
    x = 275,202,075.72/22,281.16
  6. Step 6: Final answer
    x = 12,351.34

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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.