Home / 26,470.83-36,505.00-21,111.09

Finding the Fourth Proportional to 26,470.83, 36,505.00 and 21,111.09

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Solution

The fourth proportional to 26,470.83, 36,505.00 and 21,111.09 is: 29,113.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,470.83 : 36,505.00 = 21,111.09 : x
  2. Step 2: Convert to fraction form
    26,470.83/36,505.00 = 21,111.09/x
  3. Step 3: Cross multiply
    26,470.83x = 36,505.00 × 21,111.09
  4. Step 4: Simplify right side
    26,470.83x = 770,660,234.89
  5. Step 5: Solve for x
    x = 770,660,234.89/26,470.83
  6. Step 6: Final answer
    x = 29,113.57

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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.