Home / 41,272.54-61,917.70-12,808.91

Finding the Fourth Proportional to 41,272.54, 61,917.70 and 12,808.91

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Solution

The fourth proportional to 41,272.54, 61,917.70 and 12,808.91 is: 19,216.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,272.54 : 61,917.70 = 12,808.91 : x
  2. Step 2: Convert to fraction form
    41,272.54/61,917.70 = 12,808.91/x
  3. Step 3: Cross multiply
    41,272.54x = 61,917.70 × 12,808.91
  4. Step 4: Simplify right side
    41,272.54x = 793,098,246.71
  5. Step 5: Solve for x
    x = 793,098,246.71/41,272.54
  6. Step 6: Final answer
    x = 19,216.12

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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.