Home / 13,435.92-20,146.08-5,536.08

Finding the Fourth Proportional to 13,435.92, 20,146.08 and 5,536.08

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Solution

The fourth proportional to 13,435.92, 20,146.08 and 5,536.08 is: 8,300.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,435.92 : 20,146.08 = 5,536.08 : x
  2. Step 2: Convert to fraction form
    13,435.92/20,146.08 = 5,536.08/x
  3. Step 3: Cross multiply
    13,435.92x = 20,146.08 × 5,536.08
  4. Step 4: Simplify right side
    13,435.92x = 111,530,310.57
  5. Step 5: Solve for x
    x = 111,530,310.57/13,435.92
  6. Step 6: Final answer
    x = 8,300.91

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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.