Home / 22,269.70-30,717.39-14,321.98

Finding the Fourth Proportional to 22,269.70, 30,717.39 and 14,321.98

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Solution

The fourth proportional to 22,269.70, 30,717.39 and 14,321.98 is: 19,754.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,269.70 : 30,717.39 = 14,321.98 : x
  2. Step 2: Convert to fraction form
    22,269.70/30,717.39 = 14,321.98/x
  3. Step 3: Cross multiply
    22,269.70x = 30,717.39 × 14,321.98
  4. Step 4: Simplify right side
    22,269.70x = 439,933,845.23
  5. Step 5: Solve for x
    x = 439,933,845.23/22,269.70
  6. Step 6: Final answer
    x = 19,754.82

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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.