Home / 54,538.86-81,816.48-17,090.58

Finding the Fourth Proportional to 54,538.86, 81,816.48 and 17,090.58

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Solution

The fourth proportional to 54,538.86, 81,816.48 and 17,090.58 is: 25,638.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,538.86 : 81,816.48 = 17,090.58 : x
  2. Step 2: Convert to fraction form
    54,538.86/81,816.48 = 17,090.58/x
  3. Step 3: Cross multiply
    54,538.86x = 81,816.48 × 17,090.58
  4. Step 4: Simplify right side
    54,538.86x = 1,398,291,096.76
  5. Step 5: Solve for x
    x = 1,398,291,096.76/54,538.86
  6. Step 6: Final answer
    x = 25,638.44

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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.