Home / 21,564.90-32,347.35-5,982.54

Finding the Fourth Proportional to 21,564.90, 32,347.35 and 5,982.54

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Solution

The fourth proportional to 21,564.90, 32,347.35 and 5,982.54 is: 8,973.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,564.90 : 32,347.35 = 5,982.54 : x
  2. Step 2: Convert to fraction form
    21,564.90/32,347.35 = 5,982.54/x
  3. Step 3: Cross multiply
    21,564.90x = 32,347.35 × 5,982.54
  4. Step 4: Simplify right side
    21,564.90x = 193,519,315.27
  5. Step 5: Solve for x
    x = 193,519,315.27/21,564.90
  6. Step 6: Final answer
    x = 8,973.81

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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.