Home / 25,998.82-39,007.98-19,479.94

Finding the Fourth Proportional to 25,998.82, 39,007.98 and 19,479.94

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Solution

The fourth proportional to 25,998.82, 39,007.98 and 19,479.94 is: 29,227.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,998.82 : 39,007.98 = 19,479.94 : x
  2. Step 2: Convert to fraction form
    25,998.82/39,007.98 = 19,479.94/x
  3. Step 3: Cross multiply
    25,998.82x = 39,007.98 × 19,479.94
  4. Step 4: Simplify right side
    25,998.82x = 759,873,109.92
  5. Step 5: Solve for x
    x = 759,873,109.92/25,998.82
  6. Step 6: Final answer
    x = 29,227.22

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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.