Home / 54,656.06-81,977.61-17,214.62

Finding the Fourth Proportional to 54,656.06, 81,977.61 and 17,214.62

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Solution

The fourth proportional to 54,656.06, 81,977.61 and 17,214.62 is: 25,819.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,656.06 : 81,977.61 = 17,214.62 : x
  2. Step 2: Convert to fraction form
    54,656.06/81,977.61 = 17,214.62/x
  3. Step 3: Cross multiply
    54,656.06x = 81,977.61 × 17,214.62
  4. Step 4: Simplify right side
    54,656.06x = 1,411,213,404.66
  5. Step 5: Solve for x
    x = 1,411,213,404.66/54,656.06
  6. Step 6: Final answer
    x = 25,819.89

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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.