Home / 39,926.07-55,098.27-22,020.62

Finding the Fourth Proportional to 39,926.07, 55,098.27 and 22,020.62

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Solution

The fourth proportional to 39,926.07, 55,098.27 and 22,020.62 is: 30,388.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,926.07 : 55,098.27 = 22,020.62 : x
  2. Step 2: Convert to fraction form
    39,926.07/55,098.27 = 22,020.62/x
  3. Step 3: Cross multiply
    39,926.07x = 55,098.27 × 22,020.62
  4. Step 4: Simplify right side
    39,926.07x = 1,213,297,790.84
  5. Step 5: Solve for x
    x = 1,213,297,790.84/39,926.07
  6. Step 6: Final answer
    x = 30,388.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.