Home / 49,628.30-74,420.90-18,027.86

Finding the Fourth Proportional to 49,628.30, 74,420.90 and 18,027.86

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Solution

The fourth proportional to 49,628.30, 74,420.90 and 18,027.86 is: 27,033.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,628.30 : 74,420.90 = 18,027.86 : x
  2. Step 2: Convert to fraction form
    49,628.30/74,420.90 = 18,027.86/x
  3. Step 3: Cross multiply
    49,628.30x = 74,420.90 × 18,027.86
  4. Step 4: Simplify right side
    49,628.30x = 1,341,649,476.13
  5. Step 5: Solve for x
    x = 1,341,649,476.13/49,628.30
  6. Step 6: Final answer
    x = 27,033.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.