Home / 14,398.72-21,615.92-9,452.88

Finding the Fourth Proportional to 14,398.72, 21,615.92 and 9,452.88

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Solution

The fourth proportional to 14,398.72, 21,615.92 and 9,452.88 is: 14,191.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,398.72 : 21,615.92 = 9,452.88 : x
  2. Step 2: Convert to fraction form
    14,398.72/21,615.92 = 9,452.88/x
  3. Step 3: Cross multiply
    14,398.72x = 21,615.92 × 9,452.88
  4. Step 4: Simplify right side
    14,398.72x = 204,332,697.85
  5. Step 5: Solve for x
    x = 204,332,697.85/14,398.72
  6. Step 6: Final answer
    x = 14,191.03

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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.