Home / 53,912.91-80,841.76-28,973.96

Finding the Fourth Proportional to 53,912.91, 80,841.76 and 28,973.96

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Solution

The fourth proportional to 53,912.91, 80,841.76 and 28,973.96 is: 43,446.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,912.91 : 80,841.76 = 28,973.96 : x
  2. Step 2: Convert to fraction form
    53,912.91/80,841.76 = 28,973.96/x
  3. Step 3: Cross multiply
    53,912.91x = 80,841.76 × 28,973.96
  4. Step 4: Simplify right side
    53,912.91x = 2,342,305,920.57
  5. Step 5: Solve for x
    x = 2,342,305,920.57/53,912.91
  6. Step 6: Final answer
    x = 43,446.10

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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.