Home / 13,452.33-20,178.60-4,687.23

Finding the Fourth Proportional to 13,452.33, 20,178.60 and 4,687.23

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Solution

The fourth proportional to 13,452.33, 20,178.60 and 4,687.23 is: 7,030.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,452.33 : 20,178.60 = 4,687.23 : x
  2. Step 2: Convert to fraction form
    13,452.33/20,178.60 = 4,687.23/x
  3. Step 3: Cross multiply
    13,452.33x = 20,178.60 × 4,687.23
  4. Step 4: Simplify right side
    13,452.33x = 94,581,789.72
  5. Step 5: Solve for x
    x = 94,581,789.72/13,452.33
  6. Step 6: Final answer
    x = 7,030.88

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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.