Home / 34,624.10-47,791.06-20,481.86

Finding the Fourth Proportional to 34,624.10, 47,791.06 and 20,481.86

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Solution

The fourth proportional to 34,624.10, 47,791.06 and 20,481.86 is: 28,270.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,624.10 : 47,791.06 = 20,481.86 : x
  2. Step 2: Convert to fraction form
    34,624.10/47,791.06 = 20,481.86/x
  3. Step 3: Cross multiply
    34,624.10x = 47,791.06 × 20,481.86
  4. Step 4: Simplify right side
    34,624.10x = 978,849,800.17
  5. Step 5: Solve for x
    x = 978,849,800.17/34,624.10
  6. Step 6: Final answer
    x = 28,270.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.