Home / 13,351.52-20,028.64-4,585.29

Finding the Fourth Proportional to 13,351.52, 20,028.64 and 4,585.29

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Solution

The fourth proportional to 13,351.52, 20,028.64 and 4,585.29 is: 6,878.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,351.52 : 20,028.64 = 4,585.29 : x
  2. Step 2: Convert to fraction form
    13,351.52/20,028.64 = 4,585.29/x
  3. Step 3: Cross multiply
    13,351.52x = 20,028.64 × 4,585.29
  4. Step 4: Simplify right side
    13,351.52x = 91,837,122.71
  5. Step 5: Solve for x
    x = 91,837,122.71/13,351.52
  6. Step 6: Final answer
    x = 6,878.40

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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.