Home / 54,638.20-81,935.73-26,549.93

Finding the Fourth Proportional to 54,638.20, 81,935.73 and 26,549.93

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Solution

The fourth proportional to 54,638.20, 81,935.73 and 26,549.93 is: 39,814.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,638.20 : 81,935.73 = 26,549.93 : x
  2. Step 2: Convert to fraction form
    54,638.20/81,935.73 = 26,549.93/x
  3. Step 3: Cross multiply
    54,638.20x = 81,935.73 × 26,549.93
  4. Step 4: Simplify right side
    54,638.20x = 2,175,387,565.28
  5. Step 5: Solve for x
    x = 2,175,387,565.28/54,638.20
  6. Step 6: Final answer
    x = 39,814.41

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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.