Home / 41,859.12-62,794.32-12,279.12

Finding the Fourth Proportional to 41,859.12, 62,794.32 and 12,279.12

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Solution

The fourth proportional to 41,859.12, 62,794.32 and 12,279.12 is: 18,420.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,859.12 : 62,794.32 = 12,279.12 : x
  2. Step 2: Convert to fraction form
    41,859.12/62,794.32 = 12,279.12/x
  3. Step 3: Cross multiply
    41,859.12x = 62,794.32 × 12,279.12
  4. Step 4: Simplify right side
    41,859.12x = 771,058,990.60
  5. Step 5: Solve for x
    x = 771,058,990.60/41,859.12
  6. Step 6: Final answer
    x = 18,420.33

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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.