Home / 12,033.12-16,605.66-6,727.92

Finding the Fourth Proportional to 12,033.12, 16,605.66 and 6,727.92

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Solution

The fourth proportional to 12,033.12, 16,605.66 and 6,727.92 is: 9,284.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,033.12 : 16,605.66 = 6,727.92 : x
  2. Step 2: Convert to fraction form
    12,033.12/16,605.66 = 6,727.92/x
  3. Step 3: Cross multiply
    12,033.12x = 16,605.66 × 6,727.92
  4. Step 4: Simplify right side
    12,033.12x = 111,721,552.03
  5. Step 5: Solve for x
    x = 111,721,552.03/12,033.12
  6. Step 6: Final answer
    x = 9,284.50

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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.