Home / 27,340.41-41,010.63-21,109.53

Finding the Fourth Proportional to 27,340.41, 41,010.63 and 21,109.53

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Solution

The fourth proportional to 27,340.41, 41,010.63 and 21,109.53 is: 31,664.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,340.41 : 41,010.63 = 21,109.53 : x
  2. Step 2: Convert to fraction form
    27,340.41/41,010.63 = 21,109.53/x
  3. Step 3: Cross multiply
    27,340.41x = 41,010.63 × 21,109.53
  4. Step 4: Simplify right side
    27,340.41x = 865,715,018.76
  5. Step 5: Solve for x
    x = 865,715,018.76/27,340.41
  6. Step 6: Final answer
    x = 31,664.30

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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.