Home / 13,078.38-19,591.30-6,048.55

Finding the Fourth Proportional to 13,078.38, 19,591.30 and 6,048.55

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Solution

The fourth proportional to 13,078.38, 19,591.30 and 6,048.55 is: 9,060.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,078.38 : 19,591.30 = 6,048.55 : x
  2. Step 2: Convert to fraction form
    13,078.38/19,591.30 = 6,048.55/x
  3. Step 3: Cross multiply
    13,078.38x = 19,591.30 × 6,048.55
  4. Step 4: Simplify right side
    13,078.38x = 118,498,989.66
  5. Step 5: Solve for x
    x = 118,498,989.66/13,078.38
  6. Step 6: Final answer
    x = 9,060.68

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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.