Home / 12,043.27-16,619.55-6,738.13

Finding the Fourth Proportional to 12,043.27, 16,619.55 and 6,738.13

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Solution

The fourth proportional to 12,043.27, 16,619.55 and 6,738.13 is: 9,298.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,043.27 : 16,619.55 = 6,738.13 : x
  2. Step 2: Convert to fraction form
    12,043.27/16,619.55 = 6,738.13/x
  3. Step 3: Cross multiply
    12,043.27x = 16,619.55 × 6,738.13
  4. Step 4: Simplify right side
    12,043.27x = 111,984,688.44
  5. Step 5: Solve for x
    x = 111,984,688.44/12,043.27
  6. Step 6: Final answer
    x = 9,298.53

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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.