Home / 53,765.62-80,622.30-16,318.91

Finding the Fourth Proportional to 53,765.62, 80,622.30 and 16,318.91

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Solution

The fourth proportional to 53,765.62, 80,622.30 and 16,318.91 is: 24,470.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,765.62 : 80,622.30 = 16,318.91 : x
  2. Step 2: Convert to fraction form
    53,765.62/80,622.30 = 16,318.91/x
  3. Step 3: Cross multiply
    53,765.62x = 80,622.30 × 16,318.91
  4. Step 4: Simplify right side
    53,765.62x = 1,315,668,057.69
  5. Step 5: Solve for x
    x = 1,315,668,057.69/53,765.62
  6. Step 6: Final answer
    x = 24,470.43

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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.