Home / 13,322.58-19,984.85-3,834.51

Finding the Fourth Proportional to 13,322.58, 19,984.85 and 3,834.51

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Solution

The fourth proportional to 13,322.58, 19,984.85 and 3,834.51 is: 5,752.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,322.58 : 19,984.85 = 3,834.51 : x
  2. Step 2: Convert to fraction form
    13,322.58/19,984.85 = 3,834.51/x
  3. Step 3: Cross multiply
    13,322.58x = 19,984.85 × 3,834.51
  4. Step 4: Simplify right side
    13,322.58x = 76,632,107.17
  5. Step 5: Solve for x
    x = 76,632,107.17/13,322.58
  6. Step 6: Final answer
    x = 5,752.05

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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.