Home / 45,784.92-68,614.92-28,021.74

Finding the Fourth Proportional to 45,784.92, 68,614.92 and 28,021.74

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Solution

The fourth proportional to 45,784.92, 68,614.92 and 28,021.74 is: 41,994.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,784.92 : 68,614.92 = 28,021.74 : x
  2. Step 2: Convert to fraction form
    45,784.92/68,614.92 = 28,021.74/x
  3. Step 3: Cross multiply
    45,784.92x = 68,614.92 × 28,021.74
  4. Step 4: Simplify right side
    45,784.92x = 1,922,709,448.36
  5. Step 5: Solve for x
    x = 1,922,709,448.36/45,784.92
  6. Step 6: Final answer
    x = 41,994.38

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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.