Home / 12,240.95-18,268.92-11,059.97

Finding the Fourth Proportional to 12,240.95, 18,268.92 and 11,059.97

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Solution

The fourth proportional to 12,240.95, 18,268.92 and 11,059.97 is: 16,506.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,240.95 : 18,268.92 = 11,059.97 : x
  2. Step 2: Convert to fraction form
    12,240.95/18,268.92 = 11,059.97/x
  3. Step 3: Cross multiply
    12,240.95x = 18,268.92 × 11,059.97
  4. Step 4: Simplify right side
    12,240.95x = 202,053,615.79
  5. Step 5: Solve for x
    x = 202,053,615.79/12,240.95
  6. Step 6: Final answer
    x = 16,506.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.