Home / 36,621.68-50,539.92-20,707.52

Finding the Fourth Proportional to 36,621.68, 50,539.92 and 20,707.52

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Solution

The fourth proportional to 36,621.68, 50,539.92 and 20,707.52 is: 28,577.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,621.68 : 50,539.92 = 20,707.52 : x
  2. Step 2: Convert to fraction form
    36,621.68/50,539.92 = 20,707.52/x
  3. Step 3: Cross multiply
    36,621.68x = 50,539.92 × 20,707.52
  4. Step 4: Simplify right side
    36,621.68x = 1,046,556,404.20
  5. Step 5: Solve for x
    x = 1,046,556,404.20/36,621.68
  6. Step 6: Final answer
    x = 28,577.51

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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.