Home / 13,206.40-19,808.62-4,882.52

Finding the Fourth Proportional to 13,206.40, 19,808.62 and 4,882.52

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Solution

The fourth proportional to 13,206.40, 19,808.62 and 4,882.52 is: 7,323.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,206.40 : 19,808.62 = 4,882.52 : x
  2. Step 2: Convert to fraction form
    13,206.40/19,808.62 = 4,882.52/x
  3. Step 3: Cross multiply
    13,206.40x = 19,808.62 × 4,882.52
  4. Step 4: Simplify right side
    13,206.40x = 96,716,020.64
  5. Step 5: Solve for x
    x = 96,716,020.64/13,206.40
  6. Step 6: Final answer
    x = 7,323.42

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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.