Home / 20,016.52-29,964.63-19,539.02

Finding the Fourth Proportional to 20,016.52, 29,964.63 and 19,539.02

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Solution

The fourth proportional to 20,016.52, 29,964.63 and 19,539.02 is: 29,249.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,016.52 : 29,964.63 = 19,539.02 : x
  2. Step 2: Convert to fraction form
    20,016.52/29,964.63 = 19,539.02/x
  3. Step 3: Cross multiply
    20,016.52x = 29,964.63 × 19,539.02
  4. Step 4: Simplify right side
    20,016.52x = 585,479,653.05
  5. Step 5: Solve for x
    x = 585,479,653.05/20,016.52
  6. Step 6: Final answer
    x = 29,249.83

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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.