Home / 53,227.40-79,812.30-22,065.80

Finding the Fourth Proportional to 53,227.40, 79,812.30 and 22,065.80

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Solution

The fourth proportional to 53,227.40, 79,812.30 and 22,065.80 is: 33,086.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,227.40 : 79,812.30 = 22,065.80 : x
  2. Step 2: Convert to fraction form
    53,227.40/79,812.30 = 22,065.80/x
  3. Step 3: Cross multiply
    53,227.40x = 79,812.30 × 22,065.80
  4. Step 4: Simplify right side
    53,227.40x = 1,761,122,249.34
  5. Step 5: Solve for x
    x = 1,761,122,249.34/53,227.40
  6. Step 6: Final answer
    x = 33,086.76

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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.