Home / 19,572.81-29,353.82-5,531.73

Finding the Fourth Proportional to 19,572.81, 29,353.82 and 5,531.73

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Solution

The fourth proportional to 19,572.81, 29,353.82 and 5,531.73 is: 8,296.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,572.81 : 29,353.82 = 5,531.73 : x
  2. Step 2: Convert to fraction form
    19,572.81/29,353.82 = 5,531.73/x
  3. Step 3: Cross multiply
    19,572.81x = 29,353.82 × 5,531.73
  4. Step 4: Simplify right side
    19,572.81x = 162,377,379.05
  5. Step 5: Solve for x
    x = 162,377,379.05/19,572.81
  6. Step 6: Final answer
    x = 8,296.07

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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.