Home / 53,324.40-79,995.24-22,161.36

Finding the Fourth Proportional to 53,324.40, 79,995.24 and 22,161.36

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Solution

The fourth proportional to 53,324.40, 79,995.24 and 22,161.36 is: 33,245.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,324.40 : 79,995.24 = 22,161.36 : x
  2. Step 2: Convert to fraction form
    53,324.40/79,995.24 = 22,161.36/x
  3. Step 3: Cross multiply
    53,324.40x = 79,995.24 × 22,161.36
  4. Step 4: Simplify right side
    53,324.40x = 1,772,803,311.93
  5. Step 5: Solve for x
    x = 1,772,803,311.93/53,324.40
  6. Step 6: Final answer
    x = 33,245.63

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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.