Home / 33,326.73-45,990.98-18,219.57

Finding the Fourth Proportional to 33,326.73, 45,990.98 and 18,219.57

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Solution

The fourth proportional to 33,326.73, 45,990.98 and 18,219.57 is: 25,143.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,326.73 : 45,990.98 = 18,219.57 : x
  2. Step 2: Convert to fraction form
    33,326.73/45,990.98 = 18,219.57/x
  3. Step 3: Cross multiply
    33,326.73x = 45,990.98 × 18,219.57
  4. Step 4: Simplify right side
    33,326.73x = 837,935,879.48
  5. Step 5: Solve for x
    x = 837,935,879.48/33,326.73
  6. Step 6: Final answer
    x = 25,143.06

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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.