Home / 13,256.56-19,884.38-3,395.92

Finding the Fourth Proportional to 13,256.56, 19,884.38 and 3,395.92

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Solution

The fourth proportional to 13,256.56, 19,884.38 and 3,395.92 is: 5,093.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,256.56 : 19,884.38 = 3,395.92 : x
  2. Step 2: Convert to fraction form
    13,256.56/19,884.38 = 3,395.92/x
  3. Step 3: Cross multiply
    13,256.56x = 19,884.38 × 3,395.92
  4. Step 4: Simplify right side
    13,256.56x = 67,525,763.73
  5. Step 5: Solve for x
    x = 67,525,763.73/13,256.56
  6. Step 6: Final answer
    x = 5,093.76

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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.