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Finding the Fourth Proportional to 44,681.51, 67,021.80 and 11,401.22

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Solution

The fourth proportional to 44,681.51, 67,021.80 and 11,401.22 is: 17,101.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,681.51 : 67,021.80 = 11,401.22 : x
  2. Step 2: Convert to fraction form
    44,681.51/67,021.80 = 11,401.22/x
  3. Step 3: Cross multiply
    44,681.51x = 67,021.80 × 11,401.22
  4. Step 4: Simplify right side
    44,681.51x = 764,129,951.49
  5. Step 5: Solve for x
    x = 764,129,951.49/44,681.51
  6. Step 6: Final answer
    x = 17,101.71

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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.