Home / 12,708.54-19,062.93-3,349.90

Finding the Fourth Proportional to 12,708.54, 19,062.93 and 3,349.90

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Solution

The fourth proportional to 12,708.54, 19,062.93 and 3,349.90 is: 5,024.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,708.54 : 19,062.93 = 3,349.90 : x
  2. Step 2: Convert to fraction form
    12,708.54/19,062.93 = 3,349.90/x
  3. Step 3: Cross multiply
    12,708.54x = 19,062.93 × 3,349.90
  4. Step 4: Simplify right side
    12,708.54x = 63,858,861.55
  5. Step 5: Solve for x
    x = 63,858,861.55/12,708.54
  6. Step 6: Final answer
    x = 5,024.88

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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.