Home / 16,436.21-22,676.42-9,357.62

Finding the Fourth Proportional to 16,436.21, 22,676.42 and 9,357.62

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Solution

The fourth proportional to 16,436.21, 22,676.42 and 9,357.62 is: 12,910.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,436.21 : 22,676.42 = 9,357.62 : x
  2. Step 2: Convert to fraction form
    16,436.21/22,676.42 = 9,357.62/x
  3. Step 3: Cross multiply
    16,436.21x = 22,676.42 × 9,357.62
  4. Step 4: Simplify right side
    16,436.21x = 212,197,161.15
  5. Step 5: Solve for x
    x = 212,197,161.15/16,436.21
  6. Step 6: Final answer
    x = 12,910.35

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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.