Home / 43,765.30-65,658.35-14,183.16

Finding the Fourth Proportional to 43,765.30, 65,658.35 and 14,183.16

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Solution

The fourth proportional to 43,765.30, 65,658.35 and 14,183.16 is: 21,278.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,765.30 : 65,658.35 = 14,183.16 : x
  2. Step 2: Convert to fraction form
    43,765.30/65,658.35 = 14,183.16/x
  3. Step 3: Cross multiply
    43,765.30x = 65,658.35 × 14,183.16
  4. Step 4: Simplify right side
    43,765.30x = 931,242,883.39
  5. Step 5: Solve for x
    x = 931,242,883.39/43,765.30
  6. Step 6: Final answer
    x = 21,278.11

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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.