Home / 22,350.52-30,843.73-12,278.98

Finding the Fourth Proportional to 22,350.52, 30,843.73 and 12,278.98

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Solution

The fourth proportional to 22,350.52, 30,843.73 and 12,278.98 is: 16,945.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,350.52 : 30,843.73 = 12,278.98 : x
  2. Step 2: Convert to fraction form
    22,350.52/30,843.73 = 12,278.98/x
  3. Step 3: Cross multiply
    22,350.52x = 30,843.73 × 12,278.98
  4. Step 4: Simplify right side
    22,350.52x = 378,729,441.47
  5. Step 5: Solve for x
    x = 378,729,441.47/22,350.52
  6. Step 6: Final answer
    x = 16,945.00

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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.