Home / 43,582.20-65,375.35-13,616.88

Finding the Fourth Proportional to 43,582.20, 65,375.35 and 13,616.88

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Solution

The fourth proportional to 43,582.20, 65,375.35 and 13,616.88 is: 20,425.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,582.20 : 65,375.35 = 13,616.88 : x
  2. Step 2: Convert to fraction form
    43,582.20/65,375.35 = 13,616.88/x
  3. Step 3: Cross multiply
    43,582.20x = 65,375.35 × 13,616.88
  4. Step 4: Simplify right side
    43,582.20x = 890,208,644.91
  5. Step 5: Solve for x
    x = 890,208,644.91/43,582.20
  6. Step 6: Final answer
    x = 20,425.97

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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.