Home / 43,784.40-65,676.60-26,245.20

Finding the Fourth Proportional to 43,784.40, 65,676.60 and 26,245.20

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Solution

The fourth proportional to 43,784.40, 65,676.60 and 26,245.20 is: 39,367.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,784.40 : 65,676.60 = 26,245.20 : x
  2. Step 2: Convert to fraction form
    43,784.40/65,676.60 = 26,245.20/x
  3. Step 3: Cross multiply
    43,784.40x = 65,676.60 × 26,245.20
  4. Step 4: Simplify right side
    43,784.40x = 1,723,695,502.32
  5. Step 5: Solve for x
    x = 1,723,695,502.32/43,784.40
  6. Step 6: Final answer
    x = 39,367.80

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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.