Home / 45,634.48-68,456.04-17,926

Finding the Fourth Proportional to 45,634.48, 68,456.04 and 17,926

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Solution

The fourth proportional to 45,634.48, 68,456.04 and 17,926 is: 26,890.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,634.48 : 68,456.04 = 17,926 : x
  2. Step 2: Convert to fraction form
    45,634.48/68,456.04 = 17,926/x
  3. Step 3: Cross multiply
    45,634.48x = 68,456.04 × 17,926
  4. Step 4: Simplify right side
    45,634.48x = 1,227,142,973.04
  5. Step 5: Solve for x
    x = 1,227,142,973.04/45,634.48
  6. Step 6: Final answer
    x = 26,890.70

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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.