Home / 54,671.36-81,955.20-26,936.96

Finding the Fourth Proportional to 54,671.36, 81,955.20 and 26,936.96

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Solution

The fourth proportional to 54,671.36, 81,955.20 and 26,936.96 is: 40,379.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,671.36 : 81,955.20 = 26,936.96 : x
  2. Step 2: Convert to fraction form
    54,671.36/81,955.20 = 26,936.96/x
  3. Step 3: Cross multiply
    54,671.36x = 81,955.20 × 26,936.96
  4. Step 4: Simplify right side
    54,671.36x = 2,207,623,944.19
  5. Step 5: Solve for x
    x = 2,207,623,944.19/54,671.36
  6. Step 6: Final answer
    x = 40,379.90

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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.