Home / 37,072.62-51,156.93-20,939.04

Finding the Fourth Proportional to 37,072.62, 51,156.93 and 20,939.04

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Solution

The fourth proportional to 37,072.62, 51,156.93 and 20,939.04 is: 28,894.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,072.62 : 51,156.93 = 20,939.04 : x
  2. Step 2: Convert to fraction form
    37,072.62/51,156.93 = 20,939.04/x
  3. Step 3: Cross multiply
    37,072.62x = 51,156.93 × 20,939.04
  4. Step 4: Simplify right side
    37,072.62x = 1,071,177,003.55
  5. Step 5: Solve for x
    x = 1,071,177,003.55/37,072.62
  6. Step 6: Final answer
    x = 28,894.02

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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.