Home / 43,214.82-64,849.56-16,918.88

Finding the Fourth Proportional to 43,214.82, 64,849.56 and 16,918.88

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Solution

The fourth proportional to 43,214.82, 64,849.56 and 16,918.88 is: 25,389.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,214.82 : 64,849.56 = 16,918.88 : x
  2. Step 2: Convert to fraction form
    43,214.82/64,849.56 = 16,918.88/x
  3. Step 3: Cross multiply
    43,214.82x = 64,849.56 × 16,918.88
  4. Step 4: Simplify right side
    43,214.82x = 1,097,181,631.17
  5. Step 5: Solve for x
    x = 1,097,181,631.17/43,214.82
  6. Step 6: Final answer
    x = 25,389.02

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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.