Home / 37,965.67-56,956.43-11,311.61

Finding the Fourth Proportional to 37,965.67, 56,956.43 and 11,311.61

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Solution

The fourth proportional to 37,965.67, 56,956.43 and 11,311.61 is: 16,969.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,965.67 : 56,956.43 = 11,311.61 : x
  2. Step 2: Convert to fraction form
    37,965.67/56,956.43 = 11,311.61/x
  3. Step 3: Cross multiply
    37,965.67x = 56,956.43 × 11,311.61
  4. Step 4: Simplify right side
    37,965.67x = 644,268,666.65
  5. Step 5: Solve for x
    x = 644,268,666.65/37,965.67
  6. Step 6: Final answer
    x = 16,969.77

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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.