Home / 13,548.56-20,325.92-7,308.42

Finding the Fourth Proportional to 13,548.56, 20,325.92 and 7,308.42

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Solution

The fourth proportional to 13,548.56, 20,325.92 and 7,308.42 is: 10,964.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,548.56 : 20,325.92 = 7,308.42 : x
  2. Step 2: Convert to fraction form
    13,548.56/20,325.92 = 7,308.42/x
  3. Step 3: Cross multiply
    13,548.56x = 20,325.92 × 7,308.42
  4. Step 4: Simplify right side
    13,548.56x = 148,550,323.70
  5. Step 5: Solve for x
    x = 148,550,323.70/13,548.56
  6. Step 6: Final answer
    x = 10,964.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.