Home / 54,811.24-82,213.98-15,371.08

Finding the Fourth Proportional to 54,811.24, 82,213.98 and 15,371.08

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Solution

The fourth proportional to 54,811.24, 82,213.98 and 15,371.08 is: 23,055.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,811.24 : 82,213.98 = 15,371.08 : x
  2. Step 2: Convert to fraction form
    54,811.24/82,213.98 = 15,371.08/x
  3. Step 3: Cross multiply
    54,811.24x = 82,213.98 × 15,371.08
  4. Step 4: Simplify right side
    54,811.24x = 1,263,717,663.70
  5. Step 5: Solve for x
    x = 1,263,717,663.70/54,811.24
  6. Step 6: Final answer
    x = 23,055.81

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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.