Home / 41,915.92-62,868.52-13,829.02

Finding the Fourth Proportional to 41,915.92, 62,868.52 and 13,829.02

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Solution

The fourth proportional to 41,915.92, 62,868.52 and 13,829.02 is: 20,741.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,915.92 : 62,868.52 = 13,829.02 : x
  2. Step 2: Convert to fraction form
    41,915.92/62,868.52 = 13,829.02/x
  3. Step 3: Cross multiply
    41,915.92x = 62,868.52 × 13,829.02
  4. Step 4: Simplify right side
    41,915.92x = 869,410,038.53
  5. Step 5: Solve for x
    x = 869,410,038.53/41,915.92
  6. Step 6: Final answer
    x = 20,741.76

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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.