Home / 12,033.05-16,606.34-6,728.22

Finding the Fourth Proportional to 12,033.05, 16,606.34 and 6,728.22

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Solution

The fourth proportional to 12,033.05, 16,606.34 and 6,728.22 is: 9,285.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,033.05 : 16,606.34 = 6,728.22 : x
  2. Step 2: Convert to fraction form
    12,033.05/16,606.34 = 6,728.22/x
  3. Step 3: Cross multiply
    12,033.05x = 16,606.34 × 6,728.22
  4. Step 4: Simplify right side
    12,033.05x = 111,731,075.27
  5. Step 5: Solve for x
    x = 111,731,075.27/12,033.05
  6. Step 6: Final answer
    x = 9,285.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.