Home / 30,619.50-45,940.19-15,048.06

Finding the Fourth Proportional to 30,619.50, 45,940.19 and 15,048.06

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Solution

The fourth proportional to 30,619.50, 45,940.19 and 15,048.06 is: 22,577.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,619.50 : 45,940.19 = 15,048.06 : x
  2. Step 2: Convert to fraction form
    30,619.50/45,940.19 = 15,048.06/x
  3. Step 3: Cross multiply
    30,619.50x = 45,940.19 × 15,048.06
  4. Step 4: Simplify right side
    30,619.50x = 691,310,660.29
  5. Step 5: Solve for x
    x = 691,310,660.29/30,619.50
  6. Step 6: Final answer
    x = 22,577.46

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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.