Home / 52,390.32-78,600.79-16,850.84

Finding the Fourth Proportional to 52,390.32, 78,600.79 and 16,850.84

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Solution

The fourth proportional to 52,390.32, 78,600.79 and 16,850.84 is: 25,281.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,390.32 : 78,600.79 = 16,850.84 : x
  2. Step 2: Convert to fraction form
    52,390.32/78,600.79 = 16,850.84/x
  3. Step 3: Cross multiply
    52,390.32x = 78,600.79 × 16,850.84
  4. Step 4: Simplify right side
    52,390.32x = 1,324,488,858.91
  5. Step 5: Solve for x
    x = 1,324,488,858.91/52,390.32
  6. Step 6: Final answer
    x = 25,281.18

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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.