Home / 36,570.75-50,468.61-20,657.55

Finding the Fourth Proportional to 36,570.75, 50,468.61 and 20,657.55

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Solution

The fourth proportional to 36,570.75, 50,468.61 and 20,657.55 is: 28,507.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,570.75 : 50,468.61 = 20,657.55 : x
  2. Step 2: Convert to fraction form
    36,570.75/50,468.61 = 20,657.55/x
  3. Step 3: Cross multiply
    36,570.75x = 50,468.61 × 20,657.55
  4. Step 4: Simplify right side
    36,570.75x = 1,042,557,834.51
  5. Step 5: Solve for x
    x = 1,042,557,834.51/36,570.75
  6. Step 6: Final answer
    x = 28,507.97

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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.