Home / 21,686.67-32,529.96-6,104.25

Finding the Fourth Proportional to 21,686.67, 32,529.96 and 6,104.25

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Solution

The fourth proportional to 21,686.67, 32,529.96 and 6,104.25 is: 9,156.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,686.67 : 32,529.96 = 6,104.25 : x
  2. Step 2: Convert to fraction form
    21,686.67/32,529.96 = 6,104.25/x
  3. Step 3: Cross multiply
    21,686.67x = 32,529.96 × 6,104.25
  4. Step 4: Simplify right side
    21,686.67x = 198,571,008.33
  5. Step 5: Solve for x
    x = 198,571,008.33/21,686.67
  6. Step 6: Final answer
    x = 9,156.36

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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.