Home / 21,683.90-32,531.97-6,101.66

Finding the Fourth Proportional to 21,683.90, 32,531.97 and 6,101.66

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Solution

The fourth proportional to 21,683.90, 32,531.97 and 6,101.66 is: 9,154.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,683.90 : 32,531.97 = 6,101.66 : x
  2. Step 2: Convert to fraction form
    21,683.90/32,531.97 = 6,101.66/x
  3. Step 3: Cross multiply
    21,683.90x = 32,531.97 × 6,101.66
  4. Step 4: Simplify right side
    21,683.90x = 198,499,020.07
  5. Step 5: Solve for x
    x = 198,499,020.07/21,683.90
  6. Step 6: Final answer
    x = 9,154.21

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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.