Home / 22,329.05-30,813.89-12,257.26

Finding the Fourth Proportional to 22,329.05, 30,813.89 and 12,257.26

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Solution

The fourth proportional to 22,329.05, 30,813.89 and 12,257.26 is: 16,914.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,329.05 : 30,813.89 = 12,257.26 : x
  2. Step 2: Convert to fraction form
    22,329.05/30,813.89 = 12,257.26/x
  3. Step 3: Cross multiply
    22,329.05x = 30,813.89 × 12,257.26
  4. Step 4: Simplify right side
    22,329.05x = 377,693,723.02
  5. Step 5: Solve for x
    x = 377,693,723.02/22,329.05
  6. Step 6: Final answer
    x = 16,914.91

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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.