Home / 53,582.42-80,367.44-14,142.61

Finding the Fourth Proportional to 53,582.42, 80,367.44 and 14,142.61

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Solution

The fourth proportional to 53,582.42, 80,367.44 and 14,142.61 is: 21,212.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,582.42 : 80,367.44 = 14,142.61 : x
  2. Step 2: Convert to fraction form
    53,582.42/80,367.44 = 14,142.61/x
  3. Step 3: Cross multiply
    53,582.42x = 80,367.44 × 14,142.61
  4. Step 4: Simplify right side
    53,582.42x = 1,136,604,958.78
  5. Step 5: Solve for x
    x = 1,136,604,958.78/53,582.42
  6. Step 6: Final answer
    x = 21,212.28

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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.