Home / 45,195.13-67,796.61-11,914.93

Finding the Fourth Proportional to 45,195.13, 67,796.61 and 11,914.93

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Solution

The fourth proportional to 45,195.13, 67,796.61 and 11,914.93 is: 17,873.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,195.13 : 67,796.61 = 11,914.93 : x
  2. Step 2: Convert to fraction form
    45,195.13/67,796.61 = 11,914.93/x
  3. Step 3: Cross multiply
    45,195.13x = 67,796.61 × 11,914.93
  4. Step 4: Simplify right side
    45,195.13x = 807,791,862.39
  5. Step 5: Solve for x
    x = 807,791,862.39/45,195.13
  6. Step 6: Final answer
    x = 17,873.43

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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.