Home / 43,613.59-65,378.82-14,010.64

Finding the Fourth Proportional to 43,613.59, 65,378.82 and 14,010.64

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Solution

The fourth proportional to 43,613.59, 65,378.82 and 14,010.64 is: 21,002.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,613.59 : 65,378.82 = 14,010.64 : x
  2. Step 2: Convert to fraction form
    43,613.59/65,378.82 = 14,010.64/x
  3. Step 3: Cross multiply
    43,613.59x = 65,378.82 × 14,010.64
  4. Step 4: Simplify right side
    43,613.59x = 915,998,783.75
  5. Step 5: Solve for x
    x = 915,998,783.75/43,613.59
  6. Step 6: Final answer
    x = 21,002.60

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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.