Home / 41,078.72-61,615.78-14,425.94

Finding the Fourth Proportional to 41,078.72, 61,615.78 and 14,425.94

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Solution

The fourth proportional to 41,078.72, 61,615.78 and 14,425.94 is: 21,638.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,078.72 : 61,615.78 = 14,425.94 : x
  2. Step 2: Convert to fraction form
    41,078.72/61,615.78 = 14,425.94/x
  3. Step 3: Cross multiply
    41,078.72x = 61,615.78 × 14,425.94
  4. Step 4: Simplify right side
    41,078.72x = 888,865,663.31
  5. Step 5: Solve for x
    x = 888,865,663.31/41,078.72
  6. Step 6: Final answer
    x = 21,638.10

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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.