Home / 36,534.23-50,412.17-20,399.57

Finding the Fourth Proportional to 36,534.23, 50,412.17 and 20,399.57

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Solution

The fourth proportional to 36,534.23, 50,412.17 and 20,399.57 is: 28,148.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,534.23 : 50,412.17 = 20,399.57 : x
  2. Step 2: Convert to fraction form
    36,534.23/50,412.17 = 20,399.57/x
  3. Step 3: Cross multiply
    36,534.23x = 50,412.17 × 20,399.57
  4. Step 4: Simplify right side
    36,534.23x = 1,028,386,389.70
  5. Step 5: Solve for x
    x = 1,028,386,389.70/36,534.23
  6. Step 6: Final answer
    x = 28,148.58

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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.