Home / 19,956.41-27,541.08-11,003.90

Finding the Fourth Proportional to 19,956.41, 27,541.08 and 11,003.90

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Solution

The fourth proportional to 19,956.41, 27,541.08 and 11,003.90 is: 15,186.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,956.41 : 27,541.08 = 11,003.90 : x
  2. Step 2: Convert to fraction form
    19,956.41/27,541.08 = 11,003.90/x
  3. Step 3: Cross multiply
    19,956.41x = 27,541.08 × 11,003.90
  4. Step 4: Simplify right side
    19,956.41x = 303,059,290.21
  5. Step 5: Solve for x
    x = 303,059,290.21/19,956.41
  6. Step 6: Final answer
    x = 15,186.06

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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.