Home / 37,234.28-51,385.86-20,467.28

Finding the Fourth Proportional to 37,234.28, 51,385.86 and 20,467.28

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Solution

The fourth proportional to 37,234.28, 51,385.86 and 20,467.28 is: 28,246.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,234.28 : 51,385.86 = 20,467.28 : x
  2. Step 2: Convert to fraction form
    37,234.28/51,385.86 = 20,467.28/x
  3. Step 3: Cross multiply
    37,234.28x = 51,385.86 × 20,467.28
  4. Step 4: Simplify right side
    37,234.28x = 1,051,728,784.66
  5. Step 5: Solve for x
    x = 1,051,728,784.66/37,234.28
  6. Step 6: Final answer
    x = 28,246.25

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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.