Home / 13,452.44-20,179.20-4,688.24

Finding the Fourth Proportional to 13,452.44, 20,179.20 and 4,688.24

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Solution

The fourth proportional to 13,452.44, 20,179.20 and 4,688.24 is: 7,032.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,452.44 : 20,179.20 = 4,688.24 : x
  2. Step 2: Convert to fraction form
    13,452.44/20,179.20 = 4,688.24/x
  3. Step 3: Cross multiply
    13,452.44x = 20,179.20 × 4,688.24
  4. Step 4: Simplify right side
    13,452.44x = 94,604,932.61
  5. Step 5: Solve for x
    x = 94,604,932.61/13,452.44
  6. Step 6: Final answer
    x = 7,032.55

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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.