Home / 13,544.52-20,314.72-5,228.48

Finding the Fourth Proportional to 13,544.52, 20,314.72 and 5,228.48

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Solution

The fourth proportional to 13,544.52, 20,314.72 and 5,228.48 is: 7,841.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,544.52 : 20,314.72 = 5,228.48 : x
  2. Step 2: Convert to fraction form
    13,544.52/20,314.72 = 5,228.48/x
  3. Step 3: Cross multiply
    13,544.52x = 20,314.72 × 5,228.48
  4. Step 4: Simplify right side
    13,544.52x = 106,215,107.23
  5. Step 5: Solve for x
    x = 106,215,107.23/13,544.52
  6. Step 6: Final answer
    x = 7,841.92

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1.5x scale

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.