Home / 37,217.25-51,359.94-20,450.25

Finding the Fourth Proportional to 37,217.25, 51,359.94 and 20,450.25

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Solution

The fourth proportional to 37,217.25, 51,359.94 and 20,450.25 is: 28,221.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,217.25 : 51,359.94 = 20,450.25 : x
  2. Step 2: Convert to fraction form
    37,217.25/51,359.94 = 20,450.25/x
  3. Step 3: Cross multiply
    37,217.25x = 51,359.94 × 20,450.25
  4. Step 4: Simplify right side
    37,217.25x = 1,050,323,612.99
  5. Step 5: Solve for x
    x = 1,050,323,612.99/37,217.25
  6. Step 6: Final answer
    x = 28,221.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.