Home / 12,828.67-19,244.85-4,060.60

Finding the Fourth Proportional to 12,828.67, 19,244.85 and 4,060.60

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Solution

The fourth proportional to 12,828.67, 19,244.85 and 4,060.60 is: 6,091.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,828.67 : 19,244.85 = 4,060.60 : x
  2. Step 2: Convert to fraction form
    12,828.67/19,244.85 = 4,060.60/x
  3. Step 3: Cross multiply
    12,828.67x = 19,244.85 × 4,060.60
  4. Step 4: Simplify right side
    12,828.67x = 78,145,637.91
  5. Step 5: Solve for x
    x = 78,145,637.91/12,828.67
  6. Step 6: Final answer
    x = 6,091.48

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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.