Home / 43,930.15-65,899.27-14,348.14

Finding the Fourth Proportional to 43,930.15, 65,899.27 and 14,348.14

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Solution

The fourth proportional to 43,930.15, 65,899.27 and 14,348.14 is: 21,523.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,930.15 : 65,899.27 = 14,348.14 : x
  2. Step 2: Convert to fraction form
    43,930.15/65,899.27 = 14,348.14/x
  3. Step 3: Cross multiply
    43,930.15x = 65,899.27 × 14,348.14
  4. Step 4: Simplify right side
    43,930.15x = 945,531,951.86
  5. Step 5: Solve for x
    x = 945,531,951.86/43,930.15
  6. Step 6: Final answer
    x = 21,523.53

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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.