Home / 12,033.48-16,606.72-6,728.30

Finding the Fourth Proportional to 12,033.48, 16,606.72 and 6,728.30

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Solution

The fourth proportional to 12,033.48, 16,606.72 and 6,728.30 is: 9,285.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,033.48 : 16,606.72 = 6,728.30 : x
  2. Step 2: Convert to fraction form
    12,033.48/16,606.72 = 6,728.30/x
  3. Step 3: Cross multiply
    12,033.48x = 16,606.72 × 6,728.30
  4. Step 4: Simplify right side
    12,033.48x = 111,734,994.18
  5. Step 5: Solve for x
    x = 111,734,994.18/12,033.48
  6. Step 6: Final answer
    x = 9,285.34

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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.