Home / 41,243.61-61,865.37-10,078.86

Finding the Fourth Proportional to 41,243.61, 61,865.37 and 10,078.86

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Solution

The fourth proportional to 41,243.61, 61,865.37 and 10,078.86 is: 15,118.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,243.61 : 61,865.37 = 10,078.86 : x
  2. Step 2: Convert to fraction form
    41,243.61/61,865.37 = 10,078.86/x
  3. Step 3: Cross multiply
    41,243.61x = 61,865.37 × 10,078.86
  4. Step 4: Simplify right side
    41,243.61x = 623,532,403.08
  5. Step 5: Solve for x
    x = 623,532,403.08/41,243.61
  6. Step 6: Final answer
    x = 15,118.28

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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.