Home / 41,719.76-62,579.82-12,137.72

Finding the Fourth Proportional to 41,719.76, 62,579.82 and 12,137.72

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Solution

The fourth proportional to 41,719.76, 62,579.82 and 12,137.72 is: 18,206.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,719.76 : 62,579.82 = 12,137.72 : x
  2. Step 2: Convert to fraction form
    41,719.76/62,579.82 = 12,137.72/x
  3. Step 3: Cross multiply
    41,719.76x = 62,579.82 × 12,137.72
  4. Step 4: Simplify right side
    41,719.76x = 759,576,332.81
  5. Step 5: Solve for x
    x = 759,576,332.81/41,719.76
  6. Step 6: Final answer
    x = 18,206.63

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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.