Home / 43,853.27-65,779.77-15,773.28

Finding the Fourth Proportional to 43,853.27, 65,779.77 and 15,773.28

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Solution

The fourth proportional to 43,853.27, 65,779.77 and 15,773.28 is: 23,659.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,853.27 : 65,779.77 = 15,773.28 : x
  2. Step 2: Convert to fraction form
    43,853.27/65,779.77 = 15,773.28/x
  3. Step 3: Cross multiply
    43,853.27x = 65,779.77 × 15,773.28
  4. Step 4: Simplify right side
    43,853.27x = 1,037,562,730.55
  5. Step 5: Solve for x
    x = 1,037,562,730.55/43,853.27
  6. Step 6: Final answer
    x = 23,659.87

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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.