Home / 40,669.21-60,996.88-11,080.11

Finding the Fourth Proportional to 40,669.21, 60,996.88 and 11,080.11

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Solution

The fourth proportional to 40,669.21, 60,996.88 and 11,080.11 is: 16,618.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,669.21 : 60,996.88 = 11,080.11 : x
  2. Step 2: Convert to fraction form
    40,669.21/60,996.88 = 11,080.11/x
  3. Step 3: Cross multiply
    40,669.21x = 60,996.88 × 11,080.11
  4. Step 4: Simplify right side
    40,669.21x = 675,852,140.06
  5. Step 5: Solve for x
    x = 675,852,140.06/40,669.21
  6. Step 6: Final answer
    x = 16,618.28

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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.