Home / 38,622.24-57,872.88-30,828.96

Finding the Fourth Proportional to 38,622.24, 57,872.88 and 30,828.96

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Solution

The fourth proportional to 38,622.24, 57,872.88 and 30,828.96 is: 46,195.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,622.24 : 57,872.88 = 30,828.96 : x
  2. Step 2: Convert to fraction form
    38,622.24/57,872.88 = 30,828.96/x
  3. Step 3: Cross multiply
    38,622.24x = 57,872.88 × 30,828.96
  4. Step 4: Simplify right side
    38,622.24x = 1,784,160,702.60
  5. Step 5: Solve for x
    x = 1,784,160,702.60/38,622.24
  6. Step 6: Final answer
    x = 46,195.16

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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.