Home / 41,078.63-61,618.14-9,913.88

Finding the Fourth Proportional to 41,078.63, 61,618.14 and 9,913.88

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Solution

The fourth proportional to 41,078.63, 61,618.14 and 9,913.88 is: 14,870.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,078.63 : 61,618.14 = 9,913.88 : x
  2. Step 2: Convert to fraction form
    41,078.63/61,618.14 = 9,913.88/x
  3. Step 3: Cross multiply
    41,078.63x = 61,618.14 × 9,913.88
  4. Step 4: Simplify right side
    41,078.63x = 610,874,537.69
  5. Step 5: Solve for x
    x = 610,874,537.69/41,078.63
  6. Step 6: Final answer
    x = 14,870.86

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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.