Home / 54,712.58-82,038.09-17,265.68

Finding the Fourth Proportional to 54,712.58, 82,038.09 and 17,265.68

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Solution

The fourth proportional to 54,712.58, 82,038.09 and 17,265.68 is: 25,888.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,712.58 : 82,038.09 = 17,265.68 : x
  2. Step 2: Convert to fraction form
    54,712.58/82,038.09 = 17,265.68/x
  3. Step 3: Cross multiply
    54,712.58x = 82,038.09 × 17,265.68
  4. Step 4: Simplify right side
    54,712.58x = 1,416,442,999.56
  5. Step 5: Solve for x
    x = 1,416,442,999.56/54,712.58
  6. Step 6: Final answer
    x = 25,888.80

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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.