Home / 13,576.23-20,364.33-3,715.59

Finding the Fourth Proportional to 13,576.23, 20,364.33 and 3,715.59

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Solution

The fourth proportional to 13,576.23, 20,364.33 and 3,715.59 is: 5,573.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,576.23 : 20,364.33 = 3,715.59 : x
  2. Step 2: Convert to fraction form
    13,576.23/20,364.33 = 3,715.59/x
  3. Step 3: Cross multiply
    13,576.23x = 20,364.33 × 3,715.59
  4. Step 4: Simplify right side
    13,576.23x = 75,665,500.90
  5. Step 5: Solve for x
    x = 75,665,500.90/13,576.23
  6. Step 6: Final answer
    x = 5,573.38

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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.