Home / 44,815-67,217.84-28,125.56

Finding the Fourth Proportional to 44,815, 67,217.84 and 28,125.56

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Solution

The fourth proportional to 44,815, 67,217.84 and 28,125.56 is: 42,185.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,815 : 67,217.84 = 28,125.56 : x
  2. Step 2: Convert to fraction form
    44,815/67,217.84 = 28,125.56/x
  3. Step 3: Cross multiply
    44,815x = 67,217.84 × 28,125.56
  4. Step 4: Simplify right side
    44,815x = 1,890,539,391.99
  5. Step 5: Solve for x
    x = 1,890,539,391.99/44,815
  6. Step 6: Final answer
    x = 42,185.42

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1.5x scale

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.