Home / 21,564.75-32,347.14-5,982.39

Finding the Fourth Proportional to 21,564.75, 32,347.14 and 5,982.39

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Solution

The fourth proportional to 21,564.75, 32,347.14 and 5,982.39 is: 8,973.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,564.75 : 32,347.14 = 5,982.39 : x
  2. Step 2: Convert to fraction form
    21,564.75/32,347.14 = 5,982.39/x
  3. Step 3: Cross multiply
    21,564.75x = 32,347.14 × 5,982.39
  4. Step 4: Simplify right side
    21,564.75x = 193,513,206.86
  5. Step 5: Solve for x
    x = 193,513,206.86/21,564.75
  6. Step 6: Final answer
    x = 8,973.59

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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.