Home / 54,673.36-81,958.20-26,938.96

Finding the Fourth Proportional to 54,673.36, 81,958.20 and 26,938.96

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Solution

The fourth proportional to 54,673.36, 81,958.20 and 26,938.96 is: 40,382.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,673.36 : 81,958.20 = 26,938.96 : x
  2. Step 2: Convert to fraction form
    54,673.36/81,958.20 = 26,938.96/x
  3. Step 3: Cross multiply
    54,673.36x = 81,958.20 × 26,938.96
  4. Step 4: Simplify right side
    54,673.36x = 2,207,868,671.47
  5. Step 5: Solve for x
    x = 2,207,868,671.47/54,673.36
  6. Step 6: Final answer
    x = 40,382.90

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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.