Home / 36,505.84-50,378.52-20,588.80

Finding the Fourth Proportional to 36,505.84, 50,378.52 and 20,588.80

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Solution

The fourth proportional to 36,505.84, 50,378.52 and 20,588.80 is: 28,412.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,505.84 : 50,378.52 = 20,588.80 : x
  2. Step 2: Convert to fraction form
    36,505.84/50,378.52 = 20,588.80/x
  3. Step 3: Cross multiply
    36,505.84x = 50,378.52 × 20,588.80
  4. Step 4: Simplify right side
    36,505.84x = 1,037,233,272.58
  5. Step 5: Solve for x
    x = 1,037,233,272.58/36,505.84
  6. Step 6: Final answer
    x = 28,412.80

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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.