Home / 53,228.26-79,849.68-18,158.50

Finding the Fourth Proportional to 53,228.26, 79,849.68 and 18,158.50

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Solution

The fourth proportional to 53,228.26, 79,849.68 and 18,158.50 is: 27,240.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,228.26 : 79,849.68 = 18,158.50 : x
  2. Step 2: Convert to fraction form
    53,228.26/79,849.68 = 18,158.50/x
  3. Step 3: Cross multiply
    53,228.26x = 79,849.68 × 18,158.50
  4. Step 4: Simplify right side
    53,228.26x = 1,449,950,414.28
  5. Step 5: Solve for x
    x = 1,449,950,414.28/53,228.26
  6. Step 6: Final answer
    x = 27,240.24

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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.