Home / 14,640.76-21,961.06-4,110.79

Finding the Fourth Proportional to 14,640.76, 21,961.06 and 4,110.79

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Solution

The fourth proportional to 14,640.76, 21,961.06 and 4,110.79 is: 6,166.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,640.76 : 21,961.06 = 4,110.79 : x
  2. Step 2: Convert to fraction form
    14,640.76/21,961.06 = 4,110.79/x
  3. Step 3: Cross multiply
    14,640.76x = 21,961.06 × 4,110.79
  4. Step 4: Simplify right side
    14,640.76x = 90,277,268.29
  5. Step 5: Solve for x
    x = 90,277,268.29/14,640.76
  6. Step 6: Final answer
    x = 6,166.16

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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.