Home / 19,968.35-29,952.52-6,820.83

Finding the Fourth Proportional to 19,968.35, 29,952.52 and 6,820.83

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Solution

The fourth proportional to 19,968.35, 29,952.52 and 6,820.83 is: 10,231.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,968.35 : 29,952.52 = 6,820.83 : x
  2. Step 2: Convert to fraction form
    19,968.35/29,952.52 = 6,820.83/x
  3. Step 3: Cross multiply
    19,968.35x = 29,952.52 × 6,820.83
  4. Step 4: Simplify right side
    19,968.35x = 204,301,029.94
  5. Step 5: Solve for x
    x = 204,301,029.94/19,968.35
  6. Step 6: Final answer
    x = 10,231.25

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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.