Home / 19,998.96-29,991.84-6,851.04

Finding the Fourth Proportional to 19,998.96, 29,991.84 and 6,851.04

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Solution

The fourth proportional to 19,998.96, 29,991.84 and 6,851.04 is: 10,274.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,998.96 : 29,991.84 = 6,851.04 : x
  2. Step 2: Convert to fraction form
    19,998.96/29,991.84 = 6,851.04/x
  3. Step 3: Cross multiply
    19,998.96x = 29,991.84 × 6,851.04
  4. Step 4: Simplify right side
    19,998.96x = 205,475,295.51
  5. Step 5: Solve for x
    x = 205,475,295.51/19,998.96
  6. Step 6: Final answer
    x = 10,274.30

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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.