Home / 19,588.92-29,379.62-5,545.56

Finding the Fourth Proportional to 19,588.92, 29,379.62 and 5,545.56

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Solution

The fourth proportional to 19,588.92, 29,379.62 and 5,545.56 is: 8,317.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,588.92 : 29,379.62 = 5,545.56 : x
  2. Step 2: Convert to fraction form
    19,588.92/29,379.62 = 5,545.56/x
  3. Step 3: Cross multiply
    19,588.92x = 29,379.62 × 5,545.56
  4. Step 4: Simplify right side
    19,588.92x = 162,926,445.49
  5. Step 5: Solve for x
    x = 162,926,445.49/19,588.92
  6. Step 6: Final answer
    x = 8,317.28

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1.5x scale

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.