Home / 13,836.54-19,093.29-7,704.45

Finding the Fourth Proportional to 13,836.54, 19,093.29 and 7,704.45

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Solution

The fourth proportional to 13,836.54, 19,093.29 and 7,704.45 is: 10,631.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,836.54 : 19,093.29 = 7,704.45 : x
  2. Step 2: Convert to fraction form
    13,836.54/19,093.29 = 7,704.45/x
  3. Step 3: Cross multiply
    13,836.54x = 19,093.29 × 7,704.45
  4. Step 4: Simplify right side
    13,836.54x = 147,103,298.14
  5. Step 5: Solve for x
    x = 147,103,298.14/13,836.54
  6. Step 6: Final answer
    x = 10,631.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.