Home / 14,576.24-20,122.06-11,394.16

Finding the Fourth Proportional to 14,576.24, 20,122.06 and 11,394.16

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Solution

The fourth proportional to 14,576.24, 20,122.06 and 11,394.16 is: 15,729.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,576.24 : 20,122.06 = 11,394.16 : x
  2. Step 2: Convert to fraction form
    14,576.24/20,122.06 = 11,394.16/x
  3. Step 3: Cross multiply
    14,576.24x = 20,122.06 × 11,394.16
  4. Step 4: Simplify right side
    14,576.24x = 229,273,971.17
  5. Step 5: Solve for x
    x = 229,273,971.17/14,576.24
  6. Step 6: Final answer
    x = 15,729.29

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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.