Home / 19,243.20-28,868.16-6,093.12

Finding the Fourth Proportional to 19,243.20, 28,868.16 and 6,093.12

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Solution

The fourth proportional to 19,243.20, 28,868.16 and 6,093.12 is: 9,140.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,243.20 : 28,868.16 = 6,093.12 : x
  2. Step 2: Convert to fraction form
    19,243.20/28,868.16 = 6,093.12/x
  3. Step 3: Cross multiply
    19,243.20x = 28,868.16 × 6,093.12
  4. Step 4: Simplify right side
    19,243.20x = 175,897,163.06
  5. Step 5: Solve for x
    x = 175,897,163.06/19,243.20
  6. Step 6: Final answer
    x = 9,140.74

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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.