Home / 14,576.23-20,122.05-11,394.16

Finding the Fourth Proportional to 14,576.23, 20,122.05 and 11,394.16

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Solution

The fourth proportional to 14,576.23, 20,122.05 and 11,394.16 is: 15,729.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,576.23 : 20,122.05 = 11,394.16 : x
  2. Step 2: Convert to fraction form
    14,576.23/20,122.05 = 11,394.16/x
  3. Step 3: Cross multiply
    14,576.23x = 20,122.05 × 11,394.16
  4. Step 4: Simplify right side
    14,576.23x = 229,273,857.23
  5. Step 5: Solve for x
    x = 229,273,857.23/14,576.23
  6. Step 6: Final answer
    x = 15,729.30

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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.