Home / 36,429.42-50,275.19-20,298.07

Finding the Fourth Proportional to 36,429.42, 50,275.19 and 20,298.07

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Solution

The fourth proportional to 36,429.42, 50,275.19 and 20,298.07 is: 28,012.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,429.42 : 50,275.19 = 20,298.07 : x
  2. Step 2: Convert to fraction form
    36,429.42/50,275.19 = 20,298.07/x
  3. Step 3: Cross multiply
    36,429.42x = 50,275.19 × 20,298.07
  4. Step 4: Simplify right side
    36,429.42x = 1,020,489,325.88
  5. Step 5: Solve for x
    x = 1,020,489,325.88/36,429.42
  6. Step 6: Final answer
    x = 28,012.78

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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.