Home / 13,544.88-20,316.70-5,644.14

Finding the Fourth Proportional to 13,544.88, 20,316.70 and 5,644.14

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Solution

The fourth proportional to 13,544.88, 20,316.70 and 5,644.14 is: 8,465.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,544.88 : 20,316.70 = 5,644.14 : x
  2. Step 2: Convert to fraction form
    13,544.88/20,316.70 = 5,644.14/x
  3. Step 3: Cross multiply
    13,544.88x = 20,316.70 × 5,644.14
  4. Step 4: Simplify right side
    13,544.88x = 114,670,299.14
  5. Step 5: Solve for x
    x = 114,670,299.14/13,544.88
  6. Step 6: Final answer
    x = 8,465.95

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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.