Home / 20,588.94-30,869.42-6,544.75

Finding the Fourth Proportional to 20,588.94, 30,869.42 and 6,544.75

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Solution

The fourth proportional to 20,588.94, 30,869.42 and 6,544.75 is: 9,812.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,588.94 : 30,869.42 = 6,544.75 : x
  2. Step 2: Convert to fraction form
    20,588.94/30,869.42 = 6,544.75/x
  3. Step 3: Cross multiply
    20,588.94x = 30,869.42 × 6,544.75
  4. Step 4: Simplify right side
    20,588.94x = 202,032,636.55
  5. Step 5: Solve for x
    x = 202,032,636.55/20,588.94
  6. Step 6: Final answer
    x = 9,812.68

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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.