Home / 12,982.20-19,473.26-5,957.56

Finding the Fourth Proportional to 12,982.20, 19,473.26 and 5,957.56

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Solution

The fourth proportional to 12,982.20, 19,473.26 and 5,957.56 is: 8,936.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,982.20 : 19,473.26 = 5,957.56 : x
  2. Step 2: Convert to fraction form
    12,982.20/19,473.26 = 5,957.56/x
  3. Step 3: Cross multiply
    12,982.20x = 19,473.26 × 5,957.56
  4. Step 4: Simplify right side
    12,982.20x = 116,012,987.69
  5. Step 5: Solve for x
    x = 116,012,987.69/12,982.20
  6. Step 6: Final answer
    x = 8,936.32

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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.