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Finding the Fourth Proportional to 39,915.44, 59,834.04 and 34,005.68

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Solution

The fourth proportional to 39,915.44, 59,834.04 and 34,005.68 is: 50,975.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,915.44 : 59,834.04 = 34,005.68 : x
  2. Step 2: Convert to fraction form
    39,915.44/59,834.04 = 34,005.68/x
  3. Step 3: Cross multiply
    39,915.44x = 59,834.04 × 34,005.68
  4. Step 4: Simplify right side
    39,915.44x = 2,034,697,217.35
  5. Step 5: Solve for x
    x = 2,034,697,217.35/39,915.44
  6. Step 6: Final answer
    x = 50,975.19

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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.