Home / 45,929.31-68,909.30-17,850.27

Finding the Fourth Proportional to 45,929.31, 68,909.30 and 17,850.27

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Solution

The fourth proportional to 45,929.31, 68,909.30 and 17,850.27 is: 26,781.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,929.31 : 68,909.30 = 17,850.27 : x
  2. Step 2: Convert to fraction form
    45,929.31/68,909.30 = 17,850.27/x
  3. Step 3: Cross multiply
    45,929.31x = 68,909.30 × 17,850.27
  4. Step 4: Simplify right side
    45,929.31x = 1,230,049,521.26
  5. Step 5: Solve for x
    x = 1,230,049,521.26/45,929.31
  6. Step 6: Final answer
    x = 26,781.36

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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.