Home / 30,018.88-41,425.44-16,589.83

Finding the Fourth Proportional to 30,018.88, 41,425.44 and 16,589.83

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Solution

The fourth proportional to 30,018.88, 41,425.44 and 16,589.83 is: 22,893.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,018.88 : 41,425.44 = 16,589.83 : x
  2. Step 2: Convert to fraction form
    30,018.88/41,425.44 = 16,589.83/x
  3. Step 3: Cross multiply
    30,018.88x = 41,425.44 × 16,589.83
  4. Step 4: Simplify right side
    30,018.88x = 687,241,007.28
  5. Step 5: Solve for x
    x = 687,241,007.28/30,018.88
  6. Step 6: Final answer
    x = 22,893.63

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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.