Home / 13,576.52-20,352.26-9,418.50

Finding the Fourth Proportional to 13,576.52, 20,352.26 and 9,418.50

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Solution

The fourth proportional to 13,576.52, 20,352.26 and 9,418.50 is: 14,119.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,576.52 : 20,352.26 = 9,418.50 : x
  2. Step 2: Convert to fraction form
    13,576.52/20,352.26 = 9,418.50/x
  3. Step 3: Cross multiply
    13,576.52x = 20,352.26 × 9,418.50
  4. Step 4: Simplify right side
    13,576.52x = 191,687,760.81
  5. Step 5: Solve for x
    x = 191,687,760.81/13,576.52
  6. Step 6: Final answer
    x = 14,119.06

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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.