Home / 41,719.12-62,578.10-10,129.42

Finding the Fourth Proportional to 41,719.12, 62,578.10 and 10,129.42

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Solution

The fourth proportional to 41,719.12, 62,578.10 and 10,129.42 is: 15,193.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,719.12 : 62,578.10 = 10,129.42 : x
  2. Step 2: Convert to fraction form
    41,719.12/62,578.10 = 10,129.42/x
  3. Step 3: Cross multiply
    41,719.12x = 62,578.10 × 10,129.42
  4. Step 4: Simplify right side
    41,719.12x = 633,879,961.25
  5. Step 5: Solve for x
    x = 633,879,961.25/41,719.12
  6. Step 6: Final answer
    x = 15,193.99

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1.5x scale

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.