Home / 37,445.52-51,674.84-20,450

Finding the Fourth Proportional to 37,445.52, 51,674.84 and 20,450

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Solution

The fourth proportional to 37,445.52, 51,674.84 and 20,450 is: 28,221.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,445.52 : 51,674.84 = 20,450 : x
  2. Step 2: Convert to fraction form
    37,445.52/51,674.84 = 20,450/x
  3. Step 3: Cross multiply
    37,445.52x = 51,674.84 × 20,450
  4. Step 4: Simplify right side
    37,445.52x = 1,056,750,478.00
  5. Step 5: Solve for x
    x = 1,056,750,478.00/37,445.52
  6. Step 6: Final answer
    x = 28,221.01

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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.