Home / 12,033.68-16,606.19-6,728.99

Finding the Fourth Proportional to 12,033.68, 16,606.19 and 6,728.99

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Solution

The fourth proportional to 12,033.68, 16,606.19 and 6,728.99 is: 9,285.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,033.68 : 16,606.19 = 6,728.99 : x
  2. Step 2: Convert to fraction form
    12,033.68/16,606.19 = 6,728.99/x
  3. Step 3: Cross multiply
    12,033.68x = 16,606.19 × 6,728.99
  4. Step 4: Simplify right side
    12,033.68x = 111,742,886.45
  5. Step 5: Solve for x
    x = 111,742,886.45/12,033.68
  6. Step 6: Final answer
    x = 9,285.84

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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.