Home / 37,168.70-51,292.86-20,172.94

Finding the Fourth Proportional to 37,168.70, 51,292.86 and 20,172.94

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Solution

The fourth proportional to 37,168.70, 51,292.86 and 20,172.94 is: 27,838.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,168.70 : 51,292.86 = 20,172.94 : x
  2. Step 2: Convert to fraction form
    37,168.70/51,292.86 = 20,172.94/x
  3. Step 3: Cross multiply
    37,168.70x = 51,292.86 × 20,172.94
  4. Step 4: Simplify right side
    37,168.70x = 1,034,727,871.85
  5. Step 5: Solve for x
    x = 1,034,727,871.85/37,168.70
  6. Step 6: Final answer
    x = 27,838.69

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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.