Home / 21,584.04-32,386.40-11,195.80

Finding the Fourth Proportional to 21,584.04, 32,386.40 and 11,195.80

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Solution

The fourth proportional to 21,584.04, 32,386.40 and 11,195.80 is: 16,799.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,584.04 : 32,386.40 = 11,195.80 : x
  2. Step 2: Convert to fraction form
    21,584.04/32,386.40 = 11,195.80/x
  3. Step 3: Cross multiply
    21,584.04x = 32,386.40 × 11,195.80
  4. Step 4: Simplify right side
    21,584.04x = 362,591,657.12
  5. Step 5: Solve for x
    x = 362,591,657.12/21,584.04
  6. Step 6: Final answer
    x = 16,799.06

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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.