Home / 53,306.71-79,960.34-22,141.99

Finding the Fourth Proportional to 53,306.71, 79,960.34 and 22,141.99

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Solution

The fourth proportional to 53,306.71, 79,960.34 and 22,141.99 is: 33,213.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,306.71 : 79,960.34 = 22,141.99 : x
  2. Step 2: Convert to fraction form
    53,306.71/79,960.34 = 22,141.99/x
  3. Step 3: Cross multiply
    53,306.71x = 79,960.34 × 22,141.99
  4. Step 4: Simplify right side
    53,306.71x = 1,770,481,048.68
  5. Step 5: Solve for x
    x = 1,770,481,048.68/53,306.71
  6. Step 6: Final answer
    x = 33,213.10

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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.