Home / 22,019.58-30,351.48-18,033.66

Finding the Fourth Proportional to 22,019.58, 30,351.48 and 18,033.66

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Solution

The fourth proportional to 22,019.58, 30,351.48 and 18,033.66 is: 24,857.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,019.58 : 30,351.48 = 18,033.66 : x
  2. Step 2: Convert to fraction form
    22,019.58/30,351.48 = 18,033.66/x
  3. Step 3: Cross multiply
    22,019.58x = 30,351.48 × 18,033.66
  4. Step 4: Simplify right side
    22,019.58x = 547,348,270.82
  5. Step 5: Solve for x
    x = 547,348,270.82/22,019.58
  6. Step 6: Final answer
    x = 24,857.34

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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.