Home / 34,912.52-52,337-12,720.84

Finding the Fourth Proportional to 34,912.52, 52,337 and 12,720.84

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Solution

The fourth proportional to 34,912.52, 52,337 and 12,720.84 is: 19,069.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,912.52 : 52,337 = 12,720.84 : x
  2. Step 2: Convert to fraction form
    34,912.52/52,337 = 12,720.84/x
  3. Step 3: Cross multiply
    34,912.52x = 52,337 × 12,720.84
  4. Step 4: Simplify right side
    34,912.52x = 665,770,603.08
  5. Step 5: Solve for x
    x = 665,770,603.08/34,912.52
  6. Step 6: Final answer
    x = 19,069.68

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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.