Home / 37,270.14-51,432.03-20,274.72

Finding the Fourth Proportional to 37,270.14, 51,432.03 and 20,274.72

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Solution

The fourth proportional to 37,270.14, 51,432.03 and 20,274.72 is: 27,978.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,270.14 : 51,432.03 = 20,274.72 : x
  2. Step 2: Convert to fraction form
    37,270.14/51,432.03 = 20,274.72/x
  3. Step 3: Cross multiply
    37,270.14x = 51,432.03 × 20,274.72
  4. Step 4: Simplify right side
    37,270.14x = 1,042,770,007.28
  5. Step 5: Solve for x
    x = 1,042,770,007.28/37,270.14
  6. Step 6: Final answer
    x = 27,978.70

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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.