Home / 16,379.96-22,604.28-9,308.66

Finding the Fourth Proportional to 16,379.96, 22,604.28 and 9,308.66

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Solution

The fourth proportional to 16,379.96, 22,604.28 and 9,308.66 is: 12,845.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,379.96 : 22,604.28 = 9,308.66 : x
  2. Step 2: Convert to fraction form
    16,379.96/22,604.28 = 9,308.66/x
  3. Step 3: Cross multiply
    16,379.96x = 22,604.28 × 9,308.66
  4. Step 4: Simplify right side
    16,379.96x = 210,415,557.06
  5. Step 5: Solve for x
    x = 210,415,557.06/16,379.96
  6. Step 6: Final answer
    x = 12,845.91

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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.