Home / 55,819.96-77,027.51-31,613.96

Finding the Fourth Proportional to 55,819.96, 77,027.51 and 31,613.96

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Solution

The fourth proportional to 55,819.96, 77,027.51 and 31,613.96 is: 43,624.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,819.96 : 77,027.51 = 31,613.96 : x
  2. Step 2: Convert to fraction form
    55,819.96/77,027.51 = 31,613.96/x
  3. Step 3: Cross multiply
    55,819.96x = 77,027.51 × 31,613.96
  4. Step 4: Simplify right side
    55,819.96x = 2,435,144,891.64
  5. Step 5: Solve for x
    x = 2,435,144,891.64/55,819.96
  6. Step 6: Final answer
    x = 43,624.99

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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.