Home / 45,234.96-67,832.64-18,562.65

Finding the Fourth Proportional to 45,234.96, 67,832.64 and 18,562.65

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Solution

The fourth proportional to 45,234.96, 67,832.64 and 18,562.65 is: 27,835.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,234.96 : 67,832.64 = 18,562.65 : x
  2. Step 2: Convert to fraction form
    45,234.96/67,832.64 = 18,562.65/x
  3. Step 3: Cross multiply
    45,234.96x = 67,832.64 × 18,562.65
  4. Step 4: Simplify right side
    45,234.96x = 1,259,153,734.29
  5. Step 5: Solve for x
    x = 1,259,153,734.29/45,234.96
  6. Step 6: Final answer
    x = 27,835.85

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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.