Home / 53,306.37-80,007.92-28,367.42

Finding the Fourth Proportional to 53,306.37, 80,007.92 and 28,367.42

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Solution

The fourth proportional to 53,306.37, 80,007.92 and 28,367.42 is: 42,576.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,306.37 : 80,007.92 = 28,367.42 : x
  2. Step 2: Convert to fraction form
    53,306.37/80,007.92 = 28,367.42/x
  3. Step 3: Cross multiply
    53,306.37x = 80,007.92 × 28,367.42
  4. Step 4: Simplify right side
    53,306.37x = 2,269,617,834.47
  5. Step 5: Solve for x
    x = 2,269,617,834.47/53,306.37
  6. Step 6: Final answer
    x = 42,576.86

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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.