Home / 12,937.06-19,396.95-4,049.38

Finding the Fourth Proportional to 12,937.06, 19,396.95 and 4,049.38

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Solution

The fourth proportional to 12,937.06, 19,396.95 and 4,049.38 is: 6,071.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,937.06 : 19,396.95 = 4,049.38 : x
  2. Step 2: Convert to fraction form
    12,937.06/19,396.95 = 4,049.38/x
  3. Step 3: Cross multiply
    12,937.06x = 19,396.95 × 4,049.38
  4. Step 4: Simplify right side
    12,937.06x = 78,545,621.39
  5. Step 5: Solve for x
    x = 78,545,621.39/12,937.06
  6. Step 6: Final answer
    x = 6,071.37

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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.