Home / 37,630.17-51,930.23-20,635.97

Finding the Fourth Proportional to 37,630.17, 51,930.23 and 20,635.97

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Solution

The fourth proportional to 37,630.17, 51,930.23 and 20,635.97 is: 28,477.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,630.17 : 51,930.23 = 20,635.97 : x
  2. Step 2: Convert to fraction form
    37,630.17/51,930.23 = 20,635.97/x
  3. Step 3: Cross multiply
    37,630.17x = 51,930.23 × 20,635.97
  4. Step 4: Simplify right side
    37,630.17x = 1,071,630,305.54
  5. Step 5: Solve for x
    x = 1,071,630,305.54/37,630.17
  6. Step 6: Final answer
    x = 28,477.96

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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.