Home / 13,133.24-19,694.10-4,811.10

Finding the Fourth Proportional to 13,133.24, 19,694.10 and 4,811.10

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Solution

The fourth proportional to 13,133.24, 19,694.10 and 4,811.10 is: 7,214.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,133.24 : 19,694.10 = 4,811.10 : x
  2. Step 2: Convert to fraction form
    13,133.24/19,694.10 = 4,811.10/x
  3. Step 3: Cross multiply
    13,133.24x = 19,694.10 × 4,811.10
  4. Step 4: Simplify right side
    13,133.24x = 94,750,284.51
  5. Step 5: Solve for x
    x = 94,750,284.51/13,133.24
  6. Step 6: Final answer
    x = 7,214.54

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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.