Home / 51,022.86-76,539.46-13,582.94

Finding the Fourth Proportional to 51,022.86, 76,539.46 and 13,582.94

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Solution

The fourth proportional to 51,022.86, 76,539.46 and 13,582.94 is: 20,375.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,022.86 : 76,539.46 = 13,582.94 : x
  2. Step 2: Convert to fraction form
    51,022.86/76,539.46 = 13,582.94/x
  3. Step 3: Cross multiply
    51,022.86x = 76,539.46 × 13,582.94
  4. Step 4: Simplify right side
    51,022.86x = 1,039,630,892.81
  5. Step 5: Solve for x
    x = 1,039,630,892.81/51,022.86
  6. Step 6: Final answer
    x = 20,375.79

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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.