Home / 13,576.53-20,352.25-9,418.49

Finding the Fourth Proportional to 13,576.53, 20,352.25 and 9,418.49

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Solution

The fourth proportional to 13,576.53, 20,352.25 and 9,418.49 is: 14,119.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,576.53 : 20,352.25 = 9,418.49 : x
  2. Step 2: Convert to fraction form
    13,576.53/20,352.25 = 9,418.49/x
  3. Step 3: Cross multiply
    13,576.53x = 20,352.25 × 9,418.49
  4. Step 4: Simplify right side
    13,576.53x = 191,687,463.10
  5. Step 5: Solve for x
    x = 191,687,463.10/13,576.53
  6. Step 6: Final answer
    x = 14,119.03

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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.