Home / 54,504.64-81,739.68-17,560

Finding the Fourth Proportional to 54,504.64, 81,739.68 and 17,560

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Solution

The fourth proportional to 54,504.64, 81,739.68 and 17,560 is: 26,334.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,504.64 : 81,739.68 = 17,560 : x
  2. Step 2: Convert to fraction form
    54,504.64/81,739.68 = 17,560/x
  3. Step 3: Cross multiply
    54,504.64x = 81,739.68 × 17,560
  4. Step 4: Simplify right side
    54,504.64x = 1,435,348,780.80
  5. Step 5: Solve for x
    x = 1,435,348,780.80/54,504.64
  6. Step 6: Final answer
    x = 26,334.43

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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.