Home / 41,918.83-62,885.94-13,840.79

Finding the Fourth Proportional to 41,918.83, 62,885.94 and 13,840.79

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Solution

The fourth proportional to 41,918.83, 62,885.94 and 13,840.79 is: 20,763.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,918.83 : 62,885.94 = 13,840.79 : x
  2. Step 2: Convert to fraction form
    41,918.83/62,885.94 = 13,840.79/x
  3. Step 3: Cross multiply
    41,918.83x = 62,885.94 × 13,840.79
  4. Step 4: Simplify right side
    41,918.83x = 870,390,723.16
  5. Step 5: Solve for x
    x = 870,390,723.16/41,918.83
  6. Step 6: Final answer
    x = 20,763.72

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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.