Home / 45,786.33-68,657.54-19,476.81

Finding the Fourth Proportional to 45,786.33, 68,657.54 and 19,476.81

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Solution

The fourth proportional to 45,786.33, 68,657.54 and 19,476.81 is: 29,205.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,786.33 : 68,657.54 = 19,476.81 : x
  2. Step 2: Convert to fraction form
    45,786.33/68,657.54 = 19,476.81/x
  3. Step 3: Cross multiply
    45,786.33x = 68,657.54 × 19,476.81
  4. Step 4: Simplify right side
    45,786.33x = 1,337,229,764.26
  5. Step 5: Solve for x
    x = 1,337,229,764.26/45,786.33
  6. Step 6: Final answer
    x = 29,205.87

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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.