Home / 47,789.12-65,950.65-26,279.75

Finding the Fourth Proportional to 47,789.12, 65,950.65 and 26,279.75

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Solution

The fourth proportional to 47,789.12, 65,950.65 and 26,279.75 is: 36,266.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,789.12 : 65,950.65 = 26,279.75 : x
  2. Step 2: Convert to fraction form
    47,789.12/65,950.65 = 26,279.75/x
  3. Step 3: Cross multiply
    47,789.12x = 65,950.65 × 26,279.75
  4. Step 4: Simplify right side
    47,789.12x = 1,733,166,759.21
  5. Step 5: Solve for x
    x = 1,733,166,759.21/47,789.12
  6. Step 6: Final answer
    x = 36,266.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.