Home / 36,409.89-50,246.59-20,494.91

Finding the Fourth Proportional to 36,409.89, 50,246.59 and 20,494.91

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Solution

The fourth proportional to 36,409.89, 50,246.59 and 20,494.91 is: 28,283.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,409.89 : 50,246.59 = 20,494.91 : x
  2. Step 2: Convert to fraction form
    36,409.89/50,246.59 = 20,494.91/x
  3. Step 3: Cross multiply
    36,409.89x = 50,246.59 × 20,494.91
  4. Step 4: Simplify right side
    36,409.89x = 1,029,799,339.86
  5. Step 5: Solve for x
    x = 1,029,799,339.86/36,409.89
  6. Step 6: Final answer
    x = 28,283.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.