Home / 13,025.28-19,541.52-5,239.52

Finding the Fourth Proportional to 13,025.28, 19,541.52 and 5,239.52

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Solution

The fourth proportional to 13,025.28, 19,541.52 and 5,239.52 is: 7,860.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,025.28 : 19,541.52 = 5,239.52 : x
  2. Step 2: Convert to fraction form
    13,025.28/19,541.52 = 5,239.52/x
  3. Step 3: Cross multiply
    13,025.28x = 19,541.52 × 5,239.52
  4. Step 4: Simplify right side
    13,025.28x = 102,388,184.87
  5. Step 5: Solve for x
    x = 102,388,184.87/13,025.28
  6. Step 6: Final answer
    x = 7,860.73

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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.