Home / 30,738.92-45,998.66-22,315.19

Finding the Fourth Proportional to 30,738.92, 45,998.66 and 22,315.19

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Solution

The fourth proportional to 30,738.92, 45,998.66 and 22,315.19 is: 33,393.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,738.92 : 45,998.66 = 22,315.19 : x
  2. Step 2: Convert to fraction form
    30,738.92/45,998.66 = 22,315.19/x
  3. Step 3: Cross multiply
    30,738.92x = 45,998.66 × 22,315.19
  4. Step 4: Simplify right side
    30,738.92x = 1,026,468,837.65
  5. Step 5: Solve for x
    x = 1,026,468,837.65/30,738.92
  6. Step 6: Final answer
    x = 33,393.13

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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.