Home / 37,257.44-51,416.24-20,490.88

Finding the Fourth Proportional to 37,257.44, 51,416.24 and 20,490.88

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Solution

The fourth proportional to 37,257.44, 51,416.24 and 20,490.88 is: 28,277.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,257.44 : 51,416.24 = 20,490.88 : x
  2. Step 2: Convert to fraction form
    37,257.44/51,416.24 = 20,490.88/x
  3. Step 3: Cross multiply
    37,257.44x = 51,416.24 × 20,490.88
  4. Step 4: Simplify right side
    37,257.44x = 1,053,564,003.89
  5. Step 5: Solve for x
    x = 1,053,564,003.89/37,257.44
  6. Step 6: Final answer
    x = 28,277.95

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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.