Home / 13,202.04-19,791.42-6,618.84

Finding the Fourth Proportional to 13,202.04, 19,791.42 and 6,618.84

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Solution

The fourth proportional to 13,202.04, 19,791.42 and 6,618.84 is: 9,922.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,202.04 : 19,791.42 = 6,618.84 : x
  2. Step 2: Convert to fraction form
    13,202.04/19,791.42 = 6,618.84/x
  3. Step 3: Cross multiply
    13,202.04x = 19,791.42 × 6,618.84
  4. Step 4: Simplify right side
    13,202.04x = 130,996,242.35
  5. Step 5: Solve for x
    x = 130,996,242.35/13,202.04
  6. Step 6: Final answer
    x = 9,922.42

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1.5x scale

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.