Home / 50,579.13-75,915.29-25,636.87

Finding the Fourth Proportional to 50,579.13, 75,915.29 and 25,636.87

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Solution

The fourth proportional to 50,579.13, 75,915.29 and 25,636.87 is: 38,478.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,579.13 : 75,915.29 = 25,636.87 : x
  2. Step 2: Convert to fraction form
    50,579.13/75,915.29 = 25,636.87/x
  3. Step 3: Cross multiply
    50,579.13x = 75,915.29 × 25,636.87
  4. Step 4: Simplify right side
    50,579.13x = 1,946,230,579.73
  5. Step 5: Solve for x
    x = 1,946,230,579.73/50,579.13
  6. Step 6: Final answer
    x = 38,478.92

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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.