Home / 52,511.68-78,777.48-16,982.56

Finding the Fourth Proportional to 52,511.68, 78,777.48 and 16,982.56

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Solution

The fourth proportional to 52,511.68, 78,777.48 and 16,982.56 is: 25,477.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,511.68 : 78,777.48 = 16,982.56 : x
  2. Step 2: Convert to fraction form
    52,511.68/78,777.48 = 16,982.56/x
  3. Step 3: Cross multiply
    52,511.68x = 78,777.48 × 16,982.56
  4. Step 4: Simplify right side
    52,511.68x = 1,337,843,280.75
  5. Step 5: Solve for x
    x = 1,337,843,280.75/52,511.68
  6. Step 6: Final answer
    x = 25,477.06

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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.