Home / 36,416.84-50,255.19-20,506.43

Finding the Fourth Proportional to 36,416.84, 50,255.19 and 20,506.43

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Solution

The fourth proportional to 36,416.84, 50,255.19 and 20,506.43 is: 28,298.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,416.84 : 50,255.19 = 20,506.43 : x
  2. Step 2: Convert to fraction form
    36,416.84/50,255.19 = 20,506.43/x
  3. Step 3: Cross multiply
    36,416.84x = 50,255.19 × 20,506.43
  4. Step 4: Simplify right side
    36,416.84x = 1,030,554,535.87
  5. Step 5: Solve for x
    x = 1,030,554,535.87/36,416.84
  6. Step 6: Final answer
    x = 28,298.85

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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.