Home / 36,388.50-54,582.75-14,515.86

Finding the Fourth Proportional to 36,388.50, 54,582.75 and 14,515.86

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Solution

The fourth proportional to 36,388.50, 54,582.75 and 14,515.86 is: 21,773.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,388.50 : 54,582.75 = 14,515.86 : x
  2. Step 2: Convert to fraction form
    36,388.50/54,582.75 = 14,515.86/x
  3. Step 3: Cross multiply
    36,388.50x = 54,582.75 × 14,515.86
  4. Step 4: Simplify right side
    36,388.50x = 792,315,557.42
  5. Step 5: Solve for x
    x = 792,315,557.42/36,388.50
  6. Step 6: Final answer
    x = 21,773.79

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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.