Home / 41,858.08-62,795.76-13,779.81

Finding the Fourth Proportional to 41,858.08, 62,795.76 and 13,779.81

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Solution

The fourth proportional to 41,858.08, 62,795.76 and 13,779.81 is: 20,672.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,858.08 : 62,795.76 = 13,779.81 : x
  2. Step 2: Convert to fraction form
    41,858.08/62,795.76 = 13,779.81/x
  3. Step 3: Cross multiply
    41,858.08x = 62,795.76 × 13,779.81
  4. Step 4: Simplify right side
    41,858.08x = 865,313,911.54
  5. Step 5: Solve for x
    x = 865,313,911.54/41,858.08
  6. Step 6: Final answer
    x = 20,672.57

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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.