Home / 43,350.73-65,026.09-12,185.98

Finding the Fourth Proportional to 43,350.73, 65,026.09 and 12,185.98

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Solution

The fourth proportional to 43,350.73, 65,026.09 and 12,185.98 is: 18,278.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,350.73 : 65,026.09 = 12,185.98 : x
  2. Step 2: Convert to fraction form
    43,350.73/65,026.09 = 12,185.98/x
  3. Step 3: Cross multiply
    43,350.73x = 65,026.09 × 12,185.98
  4. Step 4: Simplify right side
    43,350.73x = 792,406,469.65
  5. Step 5: Solve for x
    x = 792,406,469.65/43,350.73
  6. Step 6: Final answer
    x = 18,278.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.