Home / 13,941.33-20,915.29-4,581.38

Finding the Fourth Proportional to 13,941.33, 20,915.29 and 4,581.38

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Solution

The fourth proportional to 13,941.33, 20,915.29 and 4,581.38 is: 6,873.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,941.33 : 20,915.29 = 4,581.38 : x
  2. Step 2: Convert to fraction form
    13,941.33/20,915.29 = 4,581.38/x
  3. Step 3: Cross multiply
    13,941.33x = 20,915.29 × 4,581.38
  4. Step 4: Simplify right side
    13,941.33x = 95,820,775.27
  5. Step 5: Solve for x
    x = 95,820,775.27/13,941.33
  6. Step 6: Final answer
    x = 6,873.14

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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.