Home / 49,215.44-73,779-18,028.88

Finding the Fourth Proportional to 49,215.44, 73,779 and 18,028.88

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Solution

The fourth proportional to 49,215.44, 73,779 and 18,028.88 is: 27,027.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,215.44 : 73,779 = 18,028.88 : x
  2. Step 2: Convert to fraction form
    49,215.44/73,779 = 18,028.88/x
  3. Step 3: Cross multiply
    49,215.44x = 73,779 × 18,028.88
  4. Step 4: Simplify right side
    49,215.44x = 1,330,152,737.52
  5. Step 5: Solve for x
    x = 1,330,152,737.52/49,215.44
  6. Step 6: Final answer
    x = 27,027.14

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1.5x scale

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.