Home / 19,039.56-28,558.46-4,999.24

Finding the Fourth Proportional to 19,039.56, 28,558.46 and 4,999.24

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Solution

The fourth proportional to 19,039.56, 28,558.46 and 4,999.24 is: 7,498.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,039.56 : 28,558.46 = 4,999.24 : x
  2. Step 2: Convert to fraction form
    19,039.56/28,558.46 = 4,999.24/x
  3. Step 3: Cross multiply
    19,039.56x = 28,558.46 × 4,999.24
  4. Step 4: Simplify right side
    19,039.56x = 142,770,595.57
  5. Step 5: Solve for x
    x = 142,770,595.57/19,039.56
  6. Step 6: Final answer
    x = 7,498.63

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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.