Home / 13,206.84-19,805.67-3,844.32

Finding the Fourth Proportional to 13,206.84, 19,805.67 and 3,844.32

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Solution

The fourth proportional to 13,206.84, 19,805.67 and 3,844.32 is: 5,765.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,206.84 : 19,805.67 = 3,844.32 : x
  2. Step 2: Convert to fraction form
    13,206.84/19,805.67 = 3,844.32/x
  3. Step 3: Cross multiply
    13,206.84x = 19,805.67 × 3,844.32
  4. Step 4: Simplify right side
    13,206.84x = 76,139,333.29
  5. Step 5: Solve for x
    x = 76,139,333.29/13,206.84
  6. Step 6: Final answer
    x = 5,765.14

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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.