Home / 40,092.68-55,326.52-22,188.44

Finding the Fourth Proportional to 40,092.68, 55,326.52 and 22,188.44

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Solution

The fourth proportional to 40,092.68, 55,326.52 and 22,188.44 is: 30,619.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,092.68 : 55,326.52 = 22,188.44 : x
  2. Step 2: Convert to fraction form
    40,092.68/55,326.52 = 22,188.44/x
  3. Step 3: Cross multiply
    40,092.68x = 55,326.52 × 22,188.44
  4. Step 4: Simplify right side
    40,092.68x = 1,227,609,169.43
  5. Step 5: Solve for x
    x = 1,227,609,169.43/40,092.68
  6. Step 6: Final answer
    x = 30,619.28

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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.