Home / 43,460.96-65,195.69-13,871.66

Finding the Fourth Proportional to 43,460.96, 65,195.69 and 13,871.66

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Solution

The fourth proportional to 43,460.96, 65,195.69 and 13,871.66 is: 20,808.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,460.96 : 65,195.69 = 13,871.66 : x
  2. Step 2: Convert to fraction form
    43,460.96/65,195.69 = 13,871.66/x
  3. Step 3: Cross multiply
    43,460.96x = 65,195.69 × 13,871.66
  4. Step 4: Simplify right side
    43,460.96x = 904,372,049.81
  5. Step 5: Solve for x
    x = 904,372,049.81/43,460.96
  6. Step 6: Final answer
    x = 20,808.84

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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.