Home / 21,565.75-32,348.64-5,983.39

Finding the Fourth Proportional to 21,565.75, 32,348.64 and 5,983.39

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Solution

The fourth proportional to 21,565.75, 32,348.64 and 5,983.39 is: 8,975.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,565.75 : 32,348.64 = 5,983.39 : x
  2. Step 2: Convert to fraction form
    21,565.75/32,348.64 = 5,983.39/x
  3. Step 3: Cross multiply
    21,565.75x = 32,348.64 × 5,983.39
  4. Step 4: Simplify right side
    21,565.75x = 193,554,529.09
  5. Step 5: Solve for x
    x = 193,554,529.09/21,565.75
  6. Step 6: Final answer
    x = 8,975.09

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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.