Home / 36,538.94-50,426.08-20,617.58

Finding the Fourth Proportional to 36,538.94, 50,426.08 and 20,617.58

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Solution

The fourth proportional to 36,538.94, 50,426.08 and 20,617.58 is: 28,453.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,538.94 : 50,426.08 = 20,617.58 : x
  2. Step 2: Convert to fraction form
    36,538.94/50,426.08 = 20,617.58/x
  3. Step 3: Cross multiply
    36,538.94x = 50,426.08 × 20,617.58
  4. Step 4: Simplify right side
    36,538.94x = 1,039,663,738.49
  5. Step 5: Solve for x
    x = 1,039,663,738.49/36,538.94
  6. Step 6: Final answer
    x = 28,453.58

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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.