Home / 22,298.15-30,771.77-12,226.41

Finding the Fourth Proportional to 22,298.15, 30,771.77 and 12,226.41

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Solution

The fourth proportional to 22,298.15, 30,771.77 and 12,226.41 is: 16,872.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,298.15 : 30,771.77 = 12,226.41 : x
  2. Step 2: Convert to fraction form
    22,298.15/30,771.77 = 12,226.41/x
  3. Step 3: Cross multiply
    22,298.15x = 30,771.77 × 12,226.41
  4. Step 4: Simplify right side
    22,298.15x = 376,228,215.31
  5. Step 5: Solve for x
    x = 376,228,215.31/22,298.15
  6. Step 6: Final answer
    x = 16,872.62

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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.