Home / 55,545.96-83,330.46-18,609

Finding the Fourth Proportional to 55,545.96, 83,330.46 and 18,609

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Solution

The fourth proportional to 55,545.96, 83,330.46 and 18,609 is: 27,917.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,545.96 : 83,330.46 = 18,609 : x
  2. Step 2: Convert to fraction form
    55,545.96/83,330.46 = 18,609/x
  3. Step 3: Cross multiply
    55,545.96x = 83,330.46 × 18,609
  4. Step 4: Simplify right side
    55,545.96x = 1,550,696,530.14
  5. Step 5: Solve for x
    x = 1,550,696,530.14/55,545.96
  6. Step 6: Final answer
    x = 27,917.36

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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.