Home / 52,563.96-78,856.31-19,284.33

Finding the Fourth Proportional to 52,563.96, 78,856.31 and 19,284.33

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Solution

The fourth proportional to 52,563.96, 78,856.31 and 19,284.33 is: 28,930.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,563.96 : 78,856.31 = 19,284.33 : x
  2. Step 2: Convert to fraction form
    52,563.96/78,856.31 = 19,284.33/x
  3. Step 3: Cross multiply
    52,563.96x = 78,856.31 × 19,284.33
  4. Step 4: Simplify right side
    52,563.96x = 1,520,691,104.62
  5. Step 5: Solve for x
    x = 1,520,691,104.62/52,563.96
  6. Step 6: Final answer
    x = 28,930.30

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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.