Home / 19,039.56-28,542.90-7,360.98

Finding the Fourth Proportional to 19,039.56, 28,542.90 and 7,360.98

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Solution

The fourth proportional to 19,039.56, 28,542.90 and 7,360.98 is: 11,035.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,039.56 : 28,542.90 = 7,360.98 : x
  2. Step 2: Convert to fraction form
    19,039.56/28,542.90 = 7,360.98/x
  3. Step 3: Cross multiply
    19,039.56x = 28,542.90 × 7,360.98
  4. Step 4: Simplify right side
    19,039.56x = 210,103,716.04
  5. Step 5: Solve for x
    x = 210,103,716.04/19,039.56
  6. Step 6: Final answer
    x = 11,035.11

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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.