Home / 37,124.75-51,234.60-20,357.75

Finding the Fourth Proportional to 37,124.75, 51,234.60 and 20,357.75

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Solution

The fourth proportional to 37,124.75, 51,234.60 and 20,357.75 is: 28,095.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,124.75 : 51,234.60 = 20,357.75 : x
  2. Step 2: Convert to fraction form
    37,124.75/51,234.60 = 20,357.75/x
  3. Step 3: Cross multiply
    37,124.75x = 51,234.60 × 20,357.75
  4. Step 4: Simplify right side
    37,124.75x = 1,043,021,178.15
  5. Step 5: Solve for x
    x = 1,043,021,178.15/37,124.75
  6. Step 6: Final answer
    x = 28,095.04

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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.