Home / 43,779.13-65,667.78-29,703.96

Finding the Fourth Proportional to 43,779.13, 65,667.78 and 29,703.96

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Solution

The fourth proportional to 43,779.13, 65,667.78 and 29,703.96 is: 44,555.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,779.13 : 65,667.78 = 29,703.96 : x
  2. Step 2: Convert to fraction form
    43,779.13/65,667.78 = 29,703.96/x
  3. Step 3: Cross multiply
    43,779.13x = 65,667.78 × 29,703.96
  4. Step 4: Simplify right side
    43,779.13x = 1,950,593,110.41
  5. Step 5: Solve for x
    x = 1,950,593,110.41/43,779.13
  6. Step 6: Final answer
    x = 44,555.32

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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.