Home / 11,964.40-16,506.44-11,945.95

Finding the Fourth Proportional to 11,964.40, 16,506.44 and 11,945.95

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Solution

The fourth proportional to 11,964.40, 16,506.44 and 11,945.95 is: 16,480.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,964.40 : 16,506.44 = 11,945.95 : x
  2. Step 2: Convert to fraction form
    11,964.40/16,506.44 = 11,945.95/x
  3. Step 3: Cross multiply
    11,964.40x = 16,506.44 × 11,945.95
  4. Step 4: Simplify right side
    11,964.40x = 197,185,037.01
  5. Step 5: Solve for x
    x = 197,185,037.01/11,964.40
  6. Step 6: Final answer
    x = 16,480.98

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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.