Home / 36,415.04-50,257.55-20,502.59

Finding the Fourth Proportional to 36,415.04, 50,257.55 and 20,502.59

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Solution

The fourth proportional to 36,415.04, 50,257.55 and 20,502.59 is: 28,296.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,415.04 : 50,257.55 = 20,502.59 : x
  2. Step 2: Convert to fraction form
    36,415.04/50,257.55 = 20,502.59/x
  3. Step 3: Cross multiply
    36,415.04x = 50,257.55 × 20,502.59
  4. Step 4: Simplify right side
    36,415.04x = 1,030,409,839.54
  5. Step 5: Solve for x
    x = 1,030,409,839.54/36,415.04
  6. Step 6: Final answer
    x = 28,296.27

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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.