Home / 49,118.68-73,682.64-13,582.36

Finding the Fourth Proportional to 49,118.68, 73,682.64 and 13,582.36

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Solution

The fourth proportional to 49,118.68, 73,682.64 and 13,582.36 is: 20,374.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,118.68 : 73,682.64 = 13,582.36 : x
  2. Step 2: Convert to fraction form
    49,118.68/73,682.64 = 13,582.36/x
  3. Step 3: Cross multiply
    49,118.68x = 73,682.64 × 13,582.36
  4. Step 4: Simplify right side
    49,118.68x = 1,000,784,142.23
  5. Step 5: Solve for x
    x = 1,000,784,142.23/49,118.68
  6. Step 6: Final answer
    x = 20,374.82

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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.