Home / 43,633.11-65,444.79-12,045.54

Finding the Fourth Proportional to 43,633.11, 65,444.79 and 12,045.54

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Solution

The fourth proportional to 43,633.11, 65,444.79 and 12,045.54 is: 18,066.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,633.11 : 65,444.79 = 12,045.54 : x
  2. Step 2: Convert to fraction form
    43,633.11/65,444.79 = 12,045.54/x
  3. Step 3: Cross multiply
    43,633.11x = 65,444.79 × 12,045.54
  4. Step 4: Simplify right side
    43,633.11x = 788,317,835.74
  5. Step 5: Solve for x
    x = 788,317,835.74/43,633.11
  6. Step 6: Final answer
    x = 18,066.96

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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.