Home / 13,495.68-20,246.24-5,704.48

Finding the Fourth Proportional to 13,495.68, 20,246.24 and 5,704.48

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Solution

The fourth proportional to 13,495.68, 20,246.24 and 5,704.48 is: 8,557.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,495.68 : 20,246.24 = 5,704.48 : x
  2. Step 2: Convert to fraction form
    13,495.68/20,246.24 = 5,704.48/x
  3. Step 3: Cross multiply
    13,495.68x = 20,246.24 × 5,704.48
  4. Step 4: Simplify right side
    13,495.68x = 115,494,271.16
  5. Step 5: Solve for x
    x = 115,494,271.16/13,495.68
  6. Step 6: Final answer
    x = 8,557.87

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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.