Home / 12,043.08-16,621.13-6,738.26

Finding the Fourth Proportional to 12,043.08, 16,621.13 and 6,738.26

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Solution

The fourth proportional to 12,043.08, 16,621.13 and 6,738.26 is: 9,299.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,043.08 : 16,621.13 = 6,738.26 : x
  2. Step 2: Convert to fraction form
    12,043.08/16,621.13 = 6,738.26/x
  3. Step 3: Cross multiply
    12,043.08x = 16,621.13 × 6,738.26
  4. Step 4: Simplify right side
    12,043.08x = 111,997,378.64
  5. Step 5: Solve for x
    x = 111,997,378.64/12,043.08
  6. Step 6: Final answer
    x = 9,299.73

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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.