Home / 21,564.59-32,346.70-5,982.21

Finding the Fourth Proportional to 21,564.59, 32,346.70 and 5,982.21

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Solution

The fourth proportional to 21,564.59, 32,346.70 and 5,982.21 is: 8,973.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,564.59 : 32,346.70 = 5,982.21 : x
  2. Step 2: Convert to fraction form
    21,564.59/32,346.70 = 5,982.21/x
  3. Step 3: Cross multiply
    21,564.59x = 32,346.70 × 5,982.21
  4. Step 4: Simplify right side
    21,564.59x = 193,504,737.25
  5. Step 5: Solve for x
    x = 193,504,737.25/21,564.59
  6. Step 6: Final answer
    x = 8,973.27

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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.