Home / 31,049.60-46,546.24-12,568.96

Finding the Fourth Proportional to 31,049.60, 46,546.24 and 12,568.96

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Solution

The fourth proportional to 31,049.60, 46,546.24 and 12,568.96 is: 18,842.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,049.60 : 46,546.24 = 12,568.96 : x
  2. Step 2: Convert to fraction form
    31,049.60/46,546.24 = 12,568.96/x
  3. Step 3: Cross multiply
    31,049.60x = 46,546.24 × 12,568.96
  4. Step 4: Simplify right side
    31,049.60x = 585,037,828.71
  5. Step 5: Solve for x
    x = 585,037,828.71/31,049.60
  6. Step 6: Final answer
    x = 18,842.04

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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.