Home / 12,866.96-19,296.97-4,545.88

Finding the Fourth Proportional to 12,866.96, 19,296.97 and 4,545.88

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Solution

The fourth proportional to 12,866.96, 19,296.97 and 4,545.88 is: 6,817.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,866.96 : 19,296.97 = 4,545.88 : x
  2. Step 2: Convert to fraction form
    12,866.96/19,296.97 = 4,545.88/x
  3. Step 3: Cross multiply
    12,866.96x = 19,296.97 × 4,545.88
  4. Step 4: Simplify right side
    12,866.96x = 87,721,650.38
  5. Step 5: Solve for x
    x = 87,721,650.38/12,866.96
  6. Step 6: Final answer
    x = 6,817.59

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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.