Home / 19,039.50-28,558.98-7,352.46

Finding the Fourth Proportional to 19,039.50, 28,558.98 and 7,352.46

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Solution

The fourth proportional to 19,039.50, 28,558.98 and 7,352.46 is: 11,028.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,039.50 : 28,558.98 = 7,352.46 : x
  2. Step 2: Convert to fraction form
    19,039.50/28,558.98 = 7,352.46/x
  3. Step 3: Cross multiply
    19,039.50x = 28,558.98 × 7,352.46
  4. Step 4: Simplify right side
    19,039.50x = 209,978,758.09
  5. Step 5: Solve for x
    x = 209,978,758.09/19,039.50
  6. Step 6: Final answer
    x = 11,028.59

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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.