Home / 13,468.08-20,195.64-5,672.64

Finding the Fourth Proportional to 13,468.08, 20,195.64 and 5,672.64

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Solution

The fourth proportional to 13,468.08, 20,195.64 and 5,672.64 is: 8,506.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,468.08 : 20,195.64 = 5,672.64 : x
  2. Step 2: Convert to fraction form
    13,468.08/20,195.64 = 5,672.64/x
  3. Step 3: Cross multiply
    13,468.08x = 20,195.64 × 5,672.64
  4. Step 4: Simplify right side
    13,468.08x = 114,562,595.29
  5. Step 5: Solve for x
    x = 114,562,595.29/13,468.08
  6. Step 6: Final answer
    x = 8,506.23

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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.